Finding the Fourth Proportional to 96,454.08, 133,141.56 and 78,517.94

Step by Step Solution

1. Step 1: Write the proportion equation
   96,454.08 : 133,141.56 = 78,517.94 : x
2. Step 2: Convert to fraction form
   96,454.08/133,141.56 = 78,517.94/x
3. Step 3: Cross multiply
   96,454.08x = 133,141.56 × 78,517.94
4. Step 4: Simplify right side
   96,454.08x = 10,454,001,019.59
5. Step 5: Solve for x
   x = 10,454,001,019.59/96,454.08
6. Step 6: Final answer
   x = 108,383.19