Finding the Fourth Proportional to 12,323.19, 17,006.72 and 7,607.55

Step by Step Solution

1. Step 1: Write the proportion equation
   12,323.19 : 17,006.72 = 7,607.55 : x
2. Step 2: Convert to fraction form
   12,323.19/17,006.72 = 7,607.55/x
3. Step 3: Cross multiply
   12,323.19x = 17,006.72 × 7,607.55
4. Step 4: Simplify right side
   12,323.19x = 129,379,472.74
5. Step 5: Solve for x
   x = 129,379,472.74/12,323.19
6. Step 6: Final answer
   x = 10,498.86