Finding the Fourth Proportional to 10,343.24, 15,512.06 and 7,055.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,343.24 : 15,512.06 = 7,055.72 : x
2. Step 2: Convert to fraction form
   10,343.24/15,512.06 = 7,055.72/x
3. Step 3: Cross multiply
   10,343.24x = 15,512.06 × 7,055.72
4. Step 4: Simplify right side
   10,343.24x = 109,448,751.98
5. Step 5: Solve for x
   x = 109,448,751.98/10,343.24
6. Step 6: Final answer
   x = 10,581.67