Finding the Fourth Proportional to 9,103.29, 12,563.43 and 5,570.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,103.29 : 12,563.43 = 5,570.07 : x
2. Step 2: Convert to fraction form
   9,103.29/12,563.43 = 5,570.07/x
3. Step 3: Cross multiply
   9,103.29x = 12,563.43 × 5,570.07
4. Step 4: Simplify right side
   9,103.29x = 69,979,184.54
5. Step 5: Solve for x
   x = 69,979,184.54/9,103.29
6. Step 6: Final answer
   x = 7,687.24