Finding the Fourth Proportional to 22,857.18, 31,535.91 and 14,896.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,857.18 : 31,535.91 = 14,896.50 : x
2. Step 2: Convert to fraction form
   22,857.18/31,535.91 = 14,896.50/x
3. Step 3: Cross multiply
   22,857.18x = 31,535.91 × 14,896.50
4. Step 4: Simplify right side
   22,857.18x = 469,774,683.32
5. Step 5: Solve for x
   x = 469,774,683.32/22,857.18
6. Step 6: Final answer
   x = 20,552.61