Finding the Fourth Proportional to 10,477.68, 15,719.40 and 3,552.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,477.68 : 15,719.40 = 3,552.72 : x
2. Step 2: Convert to fraction form
   10,477.68/15,719.40 = 3,552.72/x
3. Step 3: Cross multiply
   10,477.68x = 15,719.40 × 3,552.72
4. Step 4: Simplify right side
   10,477.68x = 55,846,626.77
5. Step 5: Solve for x
   x = 55,846,626.77/10,477.68
6. Step 6: Final answer
   x = 5,330.06