Finding the Fourth Proportional to 2,477.55, 3,720.18 and 2,134.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,477.55 : 3,720.18 = 2,134.71 : x
2. Step 2: Convert to fraction form
   2,477.55/3,720.18 = 2,134.71/x
3. Step 3: Cross multiply
   2,477.55x = 3,720.18 × 2,134.71
4. Step 4: Simplify right side
   2,477.55x = 7,941,505.45
5. Step 5: Solve for x
   x = 7,941,505.45/2,477.55
6. Step 6: Final answer
   x = 3,205.39