Finding the Fourth Proportional to 79,863.18, 119,693.00 and 42,441.18

Step by Step Solution

1. Step 1: Write the proportion equation
   79,863.18 : 119,693.00 = 42,441.18 : x
2. Step 2: Convert to fraction form
   79,863.18/119,693.00 = 42,441.18/x
3. Step 3: Cross multiply
   79,863.18x = 119,693.00 × 42,441.18
4. Step 4: Simplify right side
   79,863.18x = 5,079,911,945.53
5. Step 5: Solve for x
   x = 5,079,911,945.53/79,863.18
6. Step 6: Final answer
   x = 63,607.68