Finding the Fourth Proportional to 62,429.50, 93,645.06 and 20,876.50

Step by Step Solution

1. Step 1: Write the proportion equation
   62,429.50 : 93,645.06 = 20,876.50 : x
2. Step 2: Convert to fraction form
   62,429.50/93,645.06 = 20,876.50/x
3. Step 3: Cross multiply
   62,429.50x = 93,645.06 × 20,876.50
4. Step 4: Simplify right side
   62,429.50x = 1,954,981,095.09
5. Step 5: Solve for x
   x = 1,954,981,095.09/62,429.50
6. Step 6: Final answer
   x = 31,315.02