Finding the Fourth Proportional to 9,068.79, 12,515.82 and 5,535.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,068.79 : 12,515.82 = 5,535.57 : x
2. Step 2: Convert to fraction form
   9,068.79/12,515.82 = 5,535.57/x
3. Step 3: Cross multiply
   9,068.79x = 12,515.82 × 5,535.57
4. Step 4: Simplify right side
   9,068.79x = 69,282,197.72
5. Step 5: Solve for x
   x = 69,282,197.72/9,068.79
6. Step 6: Final answer
   x = 7,639.63