Finding the Fourth Proportional to 91,327.43, 136,929.18 and 32,155.31

Step by Step Solution

1. Step 1: Write the proportion equation
   91,327.43 : 136,929.18 = 32,155.31 : x
2. Step 2: Convert to fraction form
   91,327.43/136,929.18 = 32,155.31/x
3. Step 3: Cross multiply
   91,327.43x = 136,929.18 × 32,155.31
4. Step 4: Simplify right side
   91,327.43x = 4,403,000,693.85
5. Step 5: Solve for x
   x = 4,403,000,693.85/91,327.43
6. Step 6: Final answer
   x = 48,211.15