Finding the Fourth Proportional to 91,872,494.39, 137,828,920.31 and 27,171,255.32

Step by Step Solution

1. Step 1: Write the proportion equation
   91,872,494.39 : 137,828,920.31 = 27,171,255.32 : x
2. Step 2: Convert to fraction form
   91,872,494.39/137,828,920.31 = 27,171,255.32/x
3. Step 3: Cross multiply
   91,872,494.39x = 137,828,920.31 × 27,171,255.32
4. Step 4: Simplify right side
   91,872,494.39x = 3,744,984,783,397,943
5. Step 5: Solve for x
   x = 3,744,984,783,397,943/91,872,494.39
6. Step 6: Final answer
   x = 40,762,850.82