Finding the Fourth Proportional to 128,038,244.31, 192,057,870.69 and 30,993,796.04

Step by Step Solution

1. Step 1: Write the proportion equation
   128,038,244.31 : 192,057,870.69 = 30,993,796.04 : x
2. Step 2: Convert to fraction form
   128,038,244.31/192,057,870.69 = 30,993,796.04/x
3. Step 3: Cross multiply
   128,038,244.31x = 192,057,870.69 × 30,993,796.04
4. Step 4: Simplify right side
   128,038,244.31x = 5,952,602,471,082,265
5. Step 5: Solve for x
   x = 5,952,602,471,082,265/128,038,244.31
6. Step 6: Final answer
   x = 46,490,816.11