Finding the Fourth Proportional to 17,108.98, 25,663.50 and 5,422.16

Step by Step Solution

1. Step 1: Write the proportion equation
   17,108.98 : 25,663.50 = 5,422.16 : x
2. Step 2: Convert to fraction form
   17,108.98/25,663.50 = 5,422.16/x
3. Step 3: Cross multiply
   17,108.98x = 25,663.50 × 5,422.16
4. Step 4: Simplify right side
   17,108.98x = 139,151,603.16
5. Step 5: Solve for x
   x = 139,151,603.16/17,108.98
6. Step 6: Final answer
   x = 8,133.25