Finding the Fourth Proportional to 78,849.89, 118,309.55 and 41,401.25

Step by Step Solution

1. Step 1: Write the proportion equation
   78,849.89 : 118,309.55 = 41,401.25 : x
2. Step 2: Convert to fraction form
   78,849.89/118,309.55 = 41,401.25/x
3. Step 3: Cross multiply
   78,849.89x = 118,309.55 × 41,401.25
4. Step 4: Simplify right side
   78,849.89x = 4,898,162,458.38
5. Step 5: Solve for x
   x = 4,898,162,458.38/78,849.89
6. Step 6: Final answer
   x = 62,120.10