Finding the Fourth Proportional to 9,107.29, 12,568.71 and 5,074.45

Step by Step Solution

1. Step 1: Write the proportion equation
   9,107.29 : 12,568.71 = 5,074.45 : x
2. Step 2: Convert to fraction form
   9,107.29/12,568.71 = 5,074.45/x
3. Step 3: Cross multiply
   9,107.29x = 12,568.71 × 5,074.45
4. Step 4: Simplify right side
   9,107.29x = 63,779,334.49
5. Step 5: Solve for x
   x = 63,779,334.49/9,107.29
6. Step 6: Final answer
   x = 7,003.11