Finding the Fourth Proportional to 2,464.72, 3,697.08 and 1,438

Step by Step Solution

1. Step 1: Write the proportion equation
   2,464.72 : 3,697.08 = 1,438 : x
2. Step 2: Convert to fraction form
   2,464.72/3,697.08 = 1,438/x
3. Step 3: Cross multiply
   2,464.72x = 3,697.08 × 1,438
4. Step 4: Simplify right side
   2,464.72x = 5,316,401.04
5. Step 5: Solve for x
   x = 5,316,401.04/2,464.72
6. Step 6: Final answer
   x = 2,157