Finding the Fourth Proportional to 23,111.02, 31,893.18 and 12,500.62

Step by Step Solution

1. Step 1: Write the proportion equation
   23,111.02 : 31,893.18 = 12,500.62 : x
2. Step 2: Convert to fraction form
   23,111.02/31,893.18 = 12,500.62/x
3. Step 3: Cross multiply
   23,111.02x = 31,893.18 × 12,500.62
4. Step 4: Simplify right side
   23,111.02x = 398,684,523.77
5. Step 5: Solve for x
   x = 398,684,523.77/23,111.02
6. Step 6: Final answer
   x = 17,250.84