Finding the Fourth Proportional to 78,151.50, 116,960.49 and 49,674.02

Step by Step Solution

1. Step 1: Write the proportion equation
   78,151.50 : 116,960.49 = 49,674.02 : x
2. Step 2: Convert to fraction form
   78,151.50/116,960.49 = 49,674.02/x
3. Step 3: Cross multiply
   78,151.50x = 116,960.49 × 49,674.02
4. Step 4: Simplify right side
   78,151.50x = 5,809,897,134.67
5. Step 5: Solve for x
   x = 5,809,897,134.67/78,151.50
6. Step 6: Final answer
   x = 74,341.47