Finding the Fourth Proportional to 1,978,444,677.83, 2,730,129,477.98 and 1,086,365,158.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978,444,677.83 : 2,730,129,477.98 = 1,086,365,158.03 : x
2. Step 2: Convert to fraction form
   1,978,444,677.83/2,730,129,477.98 = 1,086,365,158.03/x
3. Step 3: Cross multiply
   1,978,444,677.83x = 2,730,129,477.98 × 1,086,365,158.03
4. Step 4: Simplify right side
   1,978,444,677.83x = 2,965,917,541,783,994,368
5. Step 5: Solve for x
   x = 2,965,917,541,783,994,368/1,978,444,677.83
6. Step 6: Final answer
   x = 1,499,115,732.18