Finding the Fourth Proportional to 23,111.52, 31,893.86 and 12,501.12

Step by Step Solution

1. Step 1: Write the proportion equation
   23,111.52 : 31,893.86 = 12,501.12 : x
2. Step 2: Convert to fraction form
   23,111.52/31,893.86 = 12,501.12/x
3. Step 3: Cross multiply
   23,111.52x = 31,893.86 × 12,501.12
4. Step 4: Simplify right side
   23,111.52x = 398,708,971.12
5. Step 5: Solve for x
   x = 398,708,971.12/23,111.52
6. Step 6: Final answer
   x = 17,251.53