Finding the Fourth Proportional to 12,827.52, 17,697.96 and 7,522.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,827.52 : 17,697.96 = 7,522.56 : x
2. Step 2: Convert to fraction form
   12,827.52/17,697.96 = 7,522.56/x
3. Step 3: Cross multiply
   12,827.52x = 17,697.96 × 7,522.56
4. Step 4: Simplify right side
   12,827.52x = 133,133,965.98
5. Step 5: Solve for x
   x = 133,133,965.98/12,827.52
6. Step 6: Final answer
   x = 10,378.78