Finding the Fourth Proportional to 62,121.50, 93,196.83 and 20,568.50

Step by Step Solution

1. Step 1: Write the proportion equation
   62,121.50 : 93,196.83 = 20,568.50 : x
2. Step 2: Convert to fraction form
   62,121.50/93,196.83 = 20,568.50/x
3. Step 3: Cross multiply
   62,121.50x = 93,196.83 × 20,568.50
4. Step 4: Simplify right side
   62,121.50x = 1,916,918,997.86
5. Step 5: Solve for x
   x = 1,916,918,997.86/62,121.50
6. Step 6: Final answer
   x = 30,857.58