Finding the Fourth Proportional to 57,077.86, 78,758.25 and 35,842.09

Step by Step Solution

1. Step 1: Write the proportion equation
   57,077.86 : 78,758.25 = 35,842.09 : x
2. Step 2: Convert to fraction form
   57,077.86/78,758.25 = 35,842.09/x
3. Step 3: Cross multiply
   57,077.86x = 78,758.25 × 35,842.09
4. Step 4: Simplify right side
   57,077.86x = 2,822,860,284.74
5. Step 5: Solve for x
   x = 2,822,860,284.74/57,077.86
6. Step 6: Final answer
   x = 49,456.31