Finding the Fourth Proportional to 12,586.72, 17,364.68 and 7,551.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,586.72 : 17,364.68 = 7,551.04 : x
2. Step 2: Convert to fraction form
   12,586.72/17,364.68 = 7,551.04/x
3. Step 3: Cross multiply
   12,586.72x = 17,364.68 × 7,551.04
4. Step 4: Simplify right side
   12,586.72x = 131,121,393.27
5. Step 5: Solve for x
   x = 131,121,393.27/12,586.72
6. Step 6: Final answer
   x = 10,417.44