Finding the Fourth Proportional to 22,861.68, 31,542.12 and 14,901

Step by Step Solution

1. Step 1: Write the proportion equation
   22,861.68 : 31,542.12 = 14,901 : x
2. Step 2: Convert to fraction form
   22,861.68/31,542.12 = 14,901/x
3. Step 3: Cross multiply
   22,861.68x = 31,542.12 × 14,901
4. Step 4: Simplify right side
   22,861.68x = 470,009,130.12
5. Step 5: Solve for x
   x = 470,009,130.12/22,861.68
6. Step 6: Final answer
   x = 20,558.82