Finding the Fourth Proportional to 17,118.25, 25,679.54 and 5,875.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,118.25 : 25,679.54 = 5,875.78 : x
2. Step 2: Convert to fraction form
   17,118.25/25,679.54 = 5,875.78/x
3. Step 3: Cross multiply
   17,118.25x = 25,679.54 × 5,875.78
4. Step 4: Simplify right side
   17,118.25x = 150,887,298.16
5. Step 5: Solve for x
   x = 150,887,298.16/17,118.25
6. Step 6: Final answer
   x = 8,814.41