Finding the Fourth Proportional to 7,061.76, 9,745.23 and 3,917.94

Step by Step Solution

1. Step 1: Write the proportion equation
   7,061.76 : 9,745.23 = 3,917.94 : x
2. Step 2: Convert to fraction form
   7,061.76/9,745.23 = 3,917.94/x
3. Step 3: Cross multiply
   7,061.76x = 9,745.23 × 3,917.94
4. Step 4: Simplify right side
   7,061.76x = 38,181,226.43
5. Step 5: Solve for x
   x = 38,181,226.43/7,061.76
6. Step 6: Final answer
   x = 5,406.76