Finding the Fourth Proportional to 255,019.72, 382,703.82 and 88,807.72

Step by Step Solution

1. Step 1: Write the proportion equation
   255,019.72 : 382,703.82 = 88,807.72 : x
2. Step 2: Convert to fraction form
   255,019.72/382,703.82 = 88,807.72/x
3. Step 3: Cross multiply
   255,019.72x = 382,703.82 × 88,807.72
4. Step 4: Simplify right side
   255,019.72x = 33,987,053,689.49
5. Step 5: Solve for x
   x = 33,987,053,689.49/255,019.72
6. Step 6: Final answer
   x = 133,272.26