Finding the Fourth Proportional to 2,465, 3,688.18 and 1,425.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,465 : 3,688.18 = 1,425.48 : x
2. Step 2: Convert to fraction form
   2,465/3,688.18 = 1,425.48/x
3. Step 3: Cross multiply
   2,465x = 3,688.18 × 1,425.48
4. Step 4: Simplify right side
   2,465x = 5,257,426.83
5. Step 5: Solve for x
   x = 5,257,426.83/2,465
6. Step 6: Final answer
   x = 2,132.83