Finding the Fourth Proportional to 254,976.72, 382,639.32 and 88,764.72

Step by Step Solution

1. Step 1: Write the proportion equation
   254,976.72 : 382,639.32 = 88,764.72 : x
2. Step 2: Convert to fraction form
   254,976.72/382,639.32 = 88,764.72/x
3. Step 3: Cross multiply
   254,976.72x = 382,639.32 × 88,764.72
4. Step 4: Simplify right side
   254,976.72x = 33,964,872,100.79
5. Step 5: Solve for x
   x = 33,964,872,100.79/254,976.72
6. Step 6: Final answer
   x = 133,207.74