Finding the Fourth Proportional to 12,494.34, 17,224.32 and 7,711.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,494.34 : 17,224.32 = 7,711.08 : x
2. Step 2: Convert to fraction form
   12,494.34/17,224.32 = 7,711.08/x
3. Step 3: Cross multiply
   12,494.34x = 17,224.32 × 7,711.08
4. Step 4: Simplify right side
   12,494.34x = 132,818,109.47
5. Step 5: Solve for x
   x = 132,818,109.47/12,494.34
6. Step 6: Final answer
   x = 10,630.26