Finding the Fourth Proportional to 2,231,687,753.76, 3,348,284,978.16 and 987,946,655.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,231,687,753.76 : 3,348,284,978.16 = 987,946,655.52 : x
2. Step 2: Convert to fraction form
   2,231,687,753.76/3,348,284,978.16 = 987,946,655.52/x
3. Step 3: Cross multiply
   2,231,687,753.76x = 3,348,284,978.16 × 987,946,655.52
4. Step 4: Simplify right side
   2,231,687,753.76x = 3,307,926,945,901,027,840
5. Step 5: Solve for x
   x = 3,307,926,945,901,027,840/2,231,687,753.76
6. Step 6: Final answer
   x = 1,482,253,482.96