Finding the Fourth Proportional to 12,622.24, 17,417.10 and 7,585.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,622.24 : 17,417.10 = 7,585.72 : x
2. Step 2: Convert to fraction form
   12,622.24/17,417.10 = 7,585.72/x
3. Step 3: Cross multiply
   12,622.24x = 17,417.10 × 7,585.72
4. Step 4: Simplify right side
   12,622.24x = 132,121,243.81
5. Step 5: Solve for x
   x = 132,121,243.81/12,622.24
6. Step 6: Final answer
   x = 10,467.34