Finding the Fourth Proportional to 88,065.38, 121,541.67 and 49,317.95

Step by Step Solution

1. Step 1: Write the proportion equation
   88,065.38 : 121,541.67 = 49,317.95 : x
2. Step 2: Convert to fraction form
   88,065.38/121,541.67 = 49,317.95/x
3. Step 3: Cross multiply
   88,065.38x = 121,541.67 × 49,317.95
4. Step 4: Simplify right side
   88,065.38x = 5,994,186,307.83
5. Step 5: Solve for x
   x = 5,994,186,307.83/88,065.38
6. Step 6: Final answer
   x = 68,065.19