Finding the Fourth Proportional to 106,061.94, 146,328.84 and 65,761.20

Step by Step Solution

1. Step 1: Write the proportion equation
   106,061.94 : 146,328.84 = 65,761.20 : x
2. Step 2: Convert to fraction form
   106,061.94/146,328.84 = 65,761.20/x
3. Step 3: Cross multiply
   106,061.94x = 146,328.84 × 65,761.20
4. Step 4: Simplify right side
   106,061.94x = 9,622,760,113.01
5. Step 5: Solve for x
   x = 9,622,760,113.01/106,061.94
6. Step 6: Final answer
   x = 90,727.74