Finding the Fourth Proportional to 92,191.86, 138,321 and 32,229.18

Step by Step Solution

1. Step 1: Write the proportion equation
   92,191.86 : 138,321 = 32,229.18 : x
2. Step 2: Convert to fraction form
   92,191.86/138,321 = 32,229.18/x
3. Step 3: Cross multiply
   92,191.86x = 138,321 × 32,229.18
4. Step 4: Simplify right side
   92,191.86x = 4,457,972,406.78
5. Step 5: Solve for x
   x = 4,457,972,406.78/92,191.86
6. Step 6: Final answer
   x = 48,355.38