Finding the Fourth Proportional to 7,061.90, 9,744.32 and 4,077.16

Step by Step Solution

1. Step 1: Write the proportion equation
   7,061.90 : 9,744.32 = 4,077.16 : x
2. Step 2: Convert to fraction form
   7,061.90/9,744.32 = 4,077.16/x
3. Step 3: Cross multiply
   7,061.90x = 9,744.32 × 4,077.16
4. Step 4: Simplify right side
   7,061.90x = 39,729,151.73
5. Step 5: Solve for x
   x = 39,729,151.73/7,061.90
6. Step 6: Final answer
   x = 5,625.84