Finding the Fourth Proportional to 78,084.44, 107,755.78 and 42,273.52

Step by Step Solution

1. Step 1: Write the proportion equation
   78,084.44 : 107,755.78 = 42,273.52 : x
2. Step 2: Convert to fraction form
   78,084.44/107,755.78 = 42,273.52/x
3. Step 3: Cross multiply
   78,084.44x = 107,755.78 × 42,273.52
4. Step 4: Simplify right side
   78,084.44x = 4,555,216,120.95
5. Step 5: Solve for x
   x = 4,555,216,120.95/78,084.44
6. Step 6: Final answer
   x = 58,337.05