Finding the Fourth Proportional to 7,342.46, 10,132.61 and 3,985.27

Step by Step Solution

1. Step 1: Write the proportion equation
   7,342.46 : 10,132.61 = 3,985.27 : x
2. Step 2: Convert to fraction form
   7,342.46/10,132.61 = 3,985.27/x
3. Step 3: Cross multiply
   7,342.46x = 10,132.61 × 3,985.27
4. Step 4: Simplify right side
   7,342.46x = 40,381,192.06
5. Step 5: Solve for x
   x = 40,381,192.06/7,342.46
6. Step 6: Final answer
   x = 5,499.68