Finding the Fourth Proportional to 23,098.44, 31,875.86 and 12,488.15

Step by Step Solution

1. Step 1: Write the proportion equation
   23,098.44 : 31,875.86 = 12,488.15 : x
2. Step 2: Convert to fraction form
   23,098.44/31,875.86 = 12,488.15/x
3. Step 3: Cross multiply
   23,098.44x = 31,875.86 × 12,488.15
4. Step 4: Simplify right side
   23,098.44x = 398,070,521.06
5. Step 5: Solve for x
   x = 398,070,521.06/23,098.44
6. Step 6: Final answer
   x = 17,233.65