Finding the Fourth Proportional to 23,098.19, 31,875.47 and 12,487.82

Step by Step Solution

1. Step 1: Write the proportion equation
   23,098.19 : 31,875.47 = 12,487.82 : x
2. Step 2: Convert to fraction form
   23,098.19/31,875.47 = 12,487.82/x
3. Step 3: Cross multiply
   23,098.19x = 31,875.47 × 12,487.82
4. Step 4: Simplify right side
   23,098.19x = 398,054,909.96
5. Step 5: Solve for x
   x = 398,054,909.96/23,098.19
6. Step 6: Final answer
   x = 17,233.17