Finding the Fourth Proportional to 91,617.96, 137,488.50 and 32,453.40

Step by Step Solution

1. Step 1: Write the proportion equation
   91,617.96 : 137,488.50 = 32,453.40 : x
2. Step 2: Convert to fraction form
   91,617.96/137,488.50 = 32,453.40/x
3. Step 3: Cross multiply
   91,617.96x = 137,488.50 × 32,453.40
4. Step 4: Simplify right side
   91,617.96x = 4,461,969,285.90
5. Step 5: Solve for x
   x = 4,461,969,285.90/91,617.96
6. Step 6: Final answer
   x = 48,701.91