Finding the Fourth Proportional to 7,061.10, 9,724.59 and 6,908.04

Step by Step Solution

1. Step 1: Write the proportion equation
   7,061.10 : 9,724.59 = 6,908.04 : x
2. Step 2: Convert to fraction form
   7,061.10/9,724.59 = 6,908.04/x
3. Step 3: Cross multiply
   7,061.10x = 9,724.59 × 6,908.04
4. Step 4: Simplify right side
   7,061.10x = 67,177,856.70
5. Step 5: Solve for x
   x = 67,177,856.70/7,061.10
6. Step 6: Final answer
   x = 9,513.79