Finding the Fourth Proportional to 7,061.43, 9,745.61 and 3,917.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,061.43 : 9,745.61 = 3,917.82 : x
2. Step 2: Convert to fraction form
   7,061.43/9,745.61 = 3,917.82/x
3. Step 3: Cross multiply
   7,061.43x = 9,745.61 × 3,917.82
4. Step 4: Simplify right side
   7,061.43x = 38,181,526.18
5. Step 5: Solve for x
   x = 38,181,526.18/7,061.43
6. Step 6: Final answer
   x = 5,407.05