Finding the Fourth Proportional to 12,565.53, 17,339.97 and 7,526.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,565.53 : 17,339.97 = 7,526.82 : x
2. Step 2: Convert to fraction form
   12,565.53/17,339.97 = 7,526.82/x
3. Step 3: Cross multiply
   12,565.53x = 17,339.97 × 7,526.82
4. Step 4: Simplify right side
   12,565.53x = 130,514,926.25
5. Step 5: Solve for x
   x = 130,514,926.25/12,565.53
6. Step 6: Final answer
   x = 10,386.74