Finding the Fourth Proportional to 13,529.15, 18,670.17 and 7,560.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,529.15 : 18,670.17 = 7,560.82 : x
2. Step 2: Convert to fraction form
   13,529.15/18,670.17 = 7,560.82/x
3. Step 3: Cross multiply
   13,529.15x = 18,670.17 × 7,560.82
4. Step 4: Simplify right side
   13,529.15x = 141,161,811.42
5. Step 5: Solve for x
   x = 141,161,811.42/13,529.15
6. Step 6: Final answer
   x = 10,433.90