Finding the Fourth Proportional to 7,061.60, 9,725.28 and 6,908.54

Step by Step Solution

1. Step 1: Write the proportion equation
   7,061.60 : 9,725.28 = 6,908.54 : x
2. Step 2: Convert to fraction form
   7,061.60/9,725.28 = 6,908.54/x
3. Step 3: Cross multiply
   7,061.60x = 9,725.28 × 6,908.54
4. Step 4: Simplify right side
   7,061.60x = 67,187,485.89
5. Step 5: Solve for x
   x = 67,187,485.89/7,061.60
6. Step 6: Final answer
   x = 9,514.48