Finding the Fourth Proportional to 17,429.08, 26,139.69 and 4,948.85

Step by Step Solution

1. Step 1: Write the proportion equation
   17,429.08 : 26,139.69 = 4,948.85 : x
2. Step 2: Convert to fraction form
   17,429.08/26,139.69 = 4,948.85/x
3. Step 3: Cross multiply
   17,429.08x = 26,139.69 × 4,948.85
4. Step 4: Simplify right side
   17,429.08x = 129,361,404.86
5. Step 5: Solve for x
   x = 129,361,404.86/17,429.08
6. Step 6: Final answer
   x = 7,422.16