Finding the Fourth Proportional to 10,472.32, 15,710.81 and 3,454.51

Step by Step Solution

1. Step 1: Write the proportion equation
   10,472.32 : 15,710.81 = 3,454.51 : x
2. Step 2: Convert to fraction form
   10,472.32/15,710.81 = 3,454.51/x
3. Step 3: Cross multiply
   10,472.32x = 15,710.81 × 3,454.51
4. Step 4: Simplify right side
   10,472.32x = 54,273,150.25
5. Step 5: Solve for x
   x = 54,273,150.25/10,472.32
6. Step 6: Final answer
   x = 5,182.53