Finding the Fourth Proportional to 2,452.23, 3,385.59 and 1,687.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,452.23 : 3,385.59 = 1,687.01 : x
2. Step 2: Convert to fraction form
   2,452.23/3,385.59 = 1,687.01/x
3. Step 3: Cross multiply
   2,452.23x = 3,385.59 × 1,687.01
4. Step 4: Simplify right side
   2,452.23x = 5,711,507.26
5. Step 5: Solve for x
   x = 5,711,507.26/2,452.23
6. Step 6: Final answer
   x = 2,329.11