Finding the Fourth Proportional to 52,591.52, 78,891.37 and 17,531.17

Step by Step Solution

1. Step 1: Write the proportion equation
   52,591.52 : 78,891.37 = 17,531.17 : x
2. Step 2: Convert to fraction form
   52,591.52/78,891.37 = 17,531.17/x
3. Step 3: Cross multiply
   52,591.52x = 78,891.37 × 17,531.17
4. Step 4: Simplify right side
   52,591.52x = 1,383,058,019.00
5. Step 5: Solve for x
   x = 1,383,058,019.00/52,591.52
6. Step 6: Final answer
   x = 26,298.12