Finding the Fourth Proportional to 12,325.86, 17,012.90 and 7,607.41

Step by Step Solution

1. Step 1: Write the proportion equation
   12,325.86 : 17,012.90 = 7,607.41 : x
2. Step 2: Convert to fraction form
   12,325.86/17,012.90 = 7,607.41/x
3. Step 3: Cross multiply
   12,325.86x = 17,012.90 × 7,607.41
4. Step 4: Simplify right side
   12,325.86x = 129,424,105.59
5. Step 5: Solve for x
   x = 129,424,105.59/12,325.86
6. Step 6: Final answer
   x = 10,500.21