Finding the Fourth Proportional to 91,915.91, 137,885.61 and 32,757.56

Step by Step Solution

1. Step 1: Write the proportion equation
   91,915.91 : 137,885.61 = 32,757.56 : x
2. Step 2: Convert to fraction form
   91,915.91/137,885.61 = 32,757.56/x
3. Step 3: Cross multiply
   91,915.91x = 137,885.61 × 32,757.56
4. Step 4: Simplify right side
   91,915.91x = 4,516,795,453.28
5. Step 5: Solve for x
   x = 4,516,795,453.28/91,915.91
6. Step 6: Final answer
   x = 49,140.52