Finding the Fourth Proportional to 76,565.52, 105,601.54 and 67,960.60

Step by Step Solution

1. Step 1: Write the proportion equation
   76,565.52 : 105,601.54 = 67,960.60 : x
2. Step 2: Convert to fraction form
   76,565.52/105,601.54 = 67,960.60/x
3. Step 3: Cross multiply
   76,565.52x = 105,601.54 × 67,960.60
4. Step 4: Simplify right side
   76,565.52x = 7,176,744,019.32
5. Step 5: Solve for x
   x = 7,176,744,019.32/76,565.52
6. Step 6: Final answer
   x = 93,733.37