Finding the Fourth Proportional to 78,708.18, 118,097.16 and 41,259.31

Step by Step Solution

1. Step 1: Write the proportion equation
   78,708.18 : 118,097.16 = 41,259.31 : x
2. Step 2: Convert to fraction form
   78,708.18/118,097.16 = 41,259.31/x
3. Step 3: Cross multiply
   78,708.18x = 118,097.16 × 41,259.31
4. Step 4: Simplify right side
   78,708.18x = 4,872,607,334.56
5. Step 5: Solve for x
   x = 4,872,607,334.56/78,708.18
6. Step 6: Final answer
   x = 61,907.25