Finding the Fourth Proportional to 7,342.76, 10,132.71 and 3,985.46

Step by Step Solution

1. Step 1: Write the proportion equation
   7,342.76 : 10,132.71 = 3,985.46 : x
2. Step 2: Convert to fraction form
   7,342.76/10,132.71 = 3,985.46/x
3. Step 3: Cross multiply
   7,342.76x = 10,132.71 × 3,985.46
4. Step 4: Simplify right side
   7,342.76x = 40,383,459.73
5. Step 5: Solve for x
   x = 40,383,459.73/7,342.76
6. Step 6: Final answer
   x = 5,499.77