Finding the Fourth Proportional to 2,505.37, 3,753.15 and 2,158.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505.37 : 3,753.15 = 2,158.69 : x
2. Step 2: Convert to fraction form
   2,505.37/3,753.15 = 2,158.69/x
3. Step 3: Cross multiply
   2,505.37x = 3,753.15 × 2,158.69
4. Step 4: Simplify right side
   2,505.37x = 8,101,887.37
5. Step 5: Solve for x
   x = 8,101,887.37/2,505.37
6. Step 6: Final answer
   x = 3,233.81