Finding the Fourth Proportional to 3,773.50, 5,666.04 and 3,607.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,773.50 : 5,666.04 = 3,607.12 : x
2. Step 2: Convert to fraction form
   3,773.50/5,666.04 = 3,607.12/x
3. Step 3: Cross multiply
   3,773.50x = 5,666.04 × 3,607.12
4. Step 4: Simplify right side
   3,773.50x = 20,438,086.20
5. Step 5: Solve for x
   x = 20,438,086.20/3,773.50
6. Step 6: Final answer
   x = 5,416.21