Finding the Fourth Proportional to 2,350,009,189,926.50, 3,526,623,961,586.50 and 820,185,490,807.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,350,009,189,926.50 : 3,526,623,961,586.50 = 820,185,490,807.05 : x
2. Step 2: Convert to fraction form
   2,350,009,189,926.50/3,526,623,961,586.50 = 820,185,490,807.05/x
3. Step 3: Cross multiply
   2,350,009,189,926.50x = 3,526,623,961,586.50 × 820,185,490,807.05
4. Step 4: Simplify right side
   2,350,009,189,926.50x = 2,892,485,804,825,726,934,843,392
5. Step 5: Solve for x
   x = 2,892,485,804,825,726,934,843,392/2,350,009,189,926.50
6. Step 6: Final answer
   x = 1,230,840,209,997.73