Finding the Fourth Proportional to 94,693.83, 142,016.25 and 28,118.88

Step by Step Solution

1. Step 1: Write the proportion equation
   94,693.83 : 142,016.25 = 28,118.88 : x
2. Step 2: Convert to fraction form
   94,693.83/142,016.25 = 28,118.88/x
3. Step 3: Cross multiply
   94,693.83x = 142,016.25 × 28,118.88
4. Step 4: Simplify right side
   94,693.83x = 3,993,337,891.80
5. Step 5: Solve for x
   x = 3,993,337,891.80/94,693.83
6. Step 6: Final answer
   x = 42,171.05