Finding the Fourth Proportional to 90,747,648.30, 136,174,616.55 and 33,245,732.10

Step by Step Solution

1. Step 1: Write the proportion equation
   90,747,648.30 : 136,174,616.55 = 33,245,732.10 : x
2. Step 2: Convert to fraction form
   90,747,648.30/136,174,616.55 = 33,245,732.10/x
3. Step 3: Cross multiply
   90,747,648.30x = 136,174,616.55 × 33,245,732.10
4. Step 4: Simplify right side
   90,747,648.30x = 4,527,224,820,641,527
5. Step 5: Solve for x
   x = 4,527,224,820,641,527/90,747,648.30
6. Step 6: Final answer
   x = 49,888,067.68