Finding the Fourth Proportional to 9,106.68, 12,573.96 and 5,574.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,106.68 : 12,573.96 = 5,574.72 : x
2. Step 2: Convert to fraction form
   9,106.68/12,573.96 = 5,574.72/x
3. Step 3: Cross multiply
   9,106.68x = 12,573.96 × 5,574.72
4. Step 4: Simplify right side
   9,106.68x = 70,096,306.29
5. Step 5: Solve for x
   x = 70,096,306.29/9,106.68
6. Step 6: Final answer
   x = 7,697.24