Finding the Fourth Proportional to 146,571.58, 219,870.33 and 79,983.10

Step by Step Solution

1. Step 1: Write the proportion equation
   146,571.58 : 219,870.33 = 79,983.10 : x
2. Step 2: Convert to fraction form
   146,571.58/219,870.33 = 79,983.10/x
3. Step 3: Cross multiply
   146,571.58x = 219,870.33 × 79,983.10
4. Step 4: Simplify right side
   146,571.58x = 17,585,910,591.42
5. Step 5: Solve for x
   x = 17,585,910,591.42/146,571.58
6. Step 6: Final answer
   x = 119,981.72