Finding the Fourth Proportional to 12,952.50, 19,434.90 and 5,559.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,952.50 : 19,434.90 = 5,559.08 : x
2. Step 2: Convert to fraction form
   12,952.50/19,434.90 = 5,559.08/x
3. Step 3: Cross multiply
   12,952.50x = 19,434.90 × 5,559.08
4. Step 4: Simplify right side
   12,952.50x = 108,040,066.72
5. Step 5: Solve for x
   x = 108,040,066.72/12,952.50
6. Step 6: Final answer
   x = 8,341.25