Finding the Fourth Proportional to 7,061.46, 9,744.98 and 3,917.85

Step by Step Solution

1. Step 1: Write the proportion equation
   7,061.46 : 9,744.98 = 3,917.85 : x
2. Step 2: Convert to fraction form
   7,061.46/9,744.98 = 3,917.85/x
3. Step 3: Cross multiply
   7,061.46x = 9,744.98 × 3,917.85
4. Step 4: Simplify right side
   7,061.46x = 38,179,350.30
5. Step 5: Solve for x
   x = 38,179,350.30/7,061.46
6. Step 6: Final answer
   x = 5,406.72