Finding the Fourth Proportional to 2,470.72, 3,703.92 and 1,171.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,470.72 : 3,703.92 = 1,171.48 : x
2. Step 2: Convert to fraction form
   2,470.72/3,703.92 = 1,171.48/x
3. Step 3: Cross multiply
   2,470.72x = 3,703.92 × 1,171.48
4. Step 4: Simplify right side
   2,470.72x = 4,339,068.20
5. Step 5: Solve for x
   x = 4,339,068.20/2,470.72
6. Step 6: Final answer
   x = 1,756.20