Finding the Fourth Proportional to 23,107.52, 31,886.12 and 13,037.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,107.52 : 31,886.12 = 13,037.52 : x
2. Step 2: Convert to fraction form
   23,107.52/31,886.12 = 13,037.52/x
3. Step 3: Cross multiply
   23,107.52x = 31,886.12 × 13,037.52
4. Step 4: Simplify right side
   23,107.52x = 415,715,927.22
5. Step 5: Solve for x
   x = 415,715,927.22/23,107.52
6. Step 6: Final answer
   x = 17,990.50