Finding the Fourth Proportional to 2,350,009,168,983.50, 3,526,623,930,216.20 and 820,185,469,865.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,350,009,168,983.50 : 3,526,623,930,216.20 = 820,185,469,865.30 : x
2. Step 2: Convert to fraction form
   2,350,009,168,983.50/3,526,623,930,216.20 = 820,185,469,865.30/x
3. Step 3: Cross multiply
   2,350,009,168,983.50x = 3,526,623,930,216.20 × 820,185,469,865.30
4. Step 4: Simplify right side
   2,350,009,168,983.50x = 2,892,485,705,242,585,145,016,320
5. Step 5: Solve for x
   x = 2,892,485,705,242,585,145,016,320/2,350,009,168,983.50
6. Step 6: Final answer
   x = 1,230,840,178,591.19