Finding the Fourth Proportional to 12,901.42, 17,803.92 and 7,524.06

Step by Step Solution

1. Step 1: Write the proportion equation
   12,901.42 : 17,803.92 = 7,524.06 : x
2. Step 2: Convert to fraction form
   12,901.42/17,803.92 = 7,524.06/x
3. Step 3: Cross multiply
   12,901.42x = 17,803.92 × 7,524.06
4. Step 4: Simplify right side
   12,901.42x = 133,957,762.32
5. Step 5: Solve for x
   x = 133,957,762.32/12,901.42
6. Step 6: Final answer
   x = 10,383.18