Finding the Fourth Proportional to 2,426.52, 3,640.04 and 887.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,426.52 : 3,640.04 = 887.52 : x
2. Step 2: Convert to fraction form
   2,426.52/3,640.04 = 887.52/x
3. Step 3: Cross multiply
   2,426.52x = 3,640.04 × 887.52
4. Step 4: Simplify right side
   2,426.52x = 3,230,608.30
5. Step 5: Solve for x
   x = 3,230,608.30/2,426.52
6. Step 6: Final answer
   x = 1,331.38