Finding the Fourth Proportional to 12,498.30, 18,735.12 and 5,098.14

Step by Step Solution

1. Step 1: Write the proportion equation
   12,498.30 : 18,735.12 = 5,098.14 : x
2. Step 2: Convert to fraction form
   12,498.30/18,735.12 = 5,098.14/x
3. Step 3: Cross multiply
   12,498.30x = 18,735.12 × 5,098.14
4. Step 4: Simplify right side
   12,498.30x = 95,514,264.68
5. Step 5: Solve for x
   x = 95,514,264.68/12,498.30
6. Step 6: Final answer
   x = 7,642.18