Finding the Fourth Proportional to 2,490,591,632.05, 3,437,057,285.95 and 1,487,096,890.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,490,591,632.05 : 3,437,057,285.95 = 1,487,096,890.55 : x
2. Step 2: Convert to fraction form
   2,490,591,632.05/3,437,057,285.95 = 1,487,096,890.55/x
3. Step 3: Cross multiply
   2,490,591,632.05x = 3,437,057,285.95 × 1,487,096,890.55
4. Step 4: Simplify right side
   2,490,591,632.05x = 5,111,237,202,561,282,048
5. Step 5: Solve for x
   x = 5,111,237,202,561,282,048/2,490,591,632.05
6. Step 6: Final answer
   x = 2,052,218,090.19