Finding the Fourth Proportional to 2,741.72, 4,108.50 and 1,439.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,741.72 : 4,108.50 = 1,439.24 : x
2. Step 2: Convert to fraction form
   2,741.72/4,108.50 = 1,439.24/x
3. Step 3: Cross multiply
   2,741.72x = 4,108.50 × 1,439.24
4. Step 4: Simplify right side
   2,741.72x = 5,913,097.00
5. Step 5: Solve for x
   x = 5,913,097.00/2,741.72
6. Step 6: Final answer
   x = 2,156.71