Finding the Fourth Proportional to 8,359,945,856.09, 12,541,096,759.56 and 2,685,631,688.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,359,945,856.09 : 12,541,096,759.56 = 2,685,631,688.88 : x
2. Step 2: Convert to fraction form
   8,359,945,856.09/12,541,096,759.56 = 2,685,631,688.88/x
3. Step 3: Cross multiply
   8,359,945,856.09x = 12,541,096,759.56 × 2,685,631,688.88
4. Step 4: Simplify right side
   8,359,945,856.09x = 33,680,766,870,784,618,496
5. Step 5: Solve for x
   x = 33,680,766,870,784,618,496/8,359,945,856.09
6. Step 6: Final answer
   x = 4,028,825,957.80