Finding the Fourth Proportional to 268,870.52, 403,366.55 and 88,955.52

Step by Step Solution

1. Step 1: Write the proportion equation
   268,870.52 : 403,366.55 = 88,955.52 : x
2. Step 2: Convert to fraction form
   268,870.52/403,366.55 = 88,955.52/x
3. Step 3: Cross multiply
   268,870.52x = 403,366.55 × 88,955.52
4. Step 4: Simplify right side
   268,870.52x = 35,881,680,761.08
5. Step 5: Solve for x
   x = 35,881,680,761.08/268,870.52
6. Step 6: Final answer
   x = 133,453.39