Finding the Fourth Proportional to 62,617.96, 93,941.34 and 20,499.40

Step by Step Solution

1. Step 1: Write the proportion equation
   62,617.96 : 93,941.34 = 20,499.40 : x
2. Step 2: Convert to fraction form
   62,617.96/93,941.34 = 20,499.40/x
3. Step 3: Cross multiply
   62,617.96x = 93,941.34 × 20,499.40
4. Step 4: Simplify right side
   62,617.96x = 1,925,741,105.20
5. Step 5: Solve for x
   x = 1,925,741,105.20/62,617.96
6. Step 6: Final answer
   x = 30,753.81