Finding the Fourth Proportional to 2,592,996,051.52, 3,578,786,724.72 and 1,536,318,949.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,592,996,051.52 : 3,578,786,724.72 = 1,536,318,949.60 : x
2. Step 2: Convert to fraction form
   2,592,996,051.52/3,578,786,724.72 = 1,536,318,949.60/x
3. Step 3: Cross multiply
   2,592,996,051.52x = 3,578,786,724.72 × 1,536,318,949.60
4. Step 4: Simplify right side
   2,592,996,051.52x = 5,498,157,861,764,253,696
5. Step 5: Solve for x
   x = 5,498,157,861,764,253,696/2,592,996,051.52
6. Step 6: Final answer
   x = 2,120,388,057.88