Finding the Fourth Proportional to 62,620.72, 93,934.83 and 20,505.24

Step by Step Solution

1. Step 1: Write the proportion equation
   62,620.72 : 93,934.83 = 20,505.24 : x
2. Step 2: Convert to fraction form
   62,620.72/93,934.83 = 20,505.24/x
3. Step 3: Cross multiply
   62,620.72x = 93,934.83 × 20,505.24
4. Step 4: Simplify right side
   62,620.72x = 1,926,156,233.51
5. Step 5: Solve for x
   x = 1,926,156,233.51/62,620.72
6. Step 6: Final answer
   x = 30,759.09