Finding the Fourth Proportional to 88,065, 132,069.78 and 28,886.91

Step by Step Solution

1. Step 1: Write the proportion equation
   88,065 : 132,069.78 = 28,886.91 : x
2. Step 2: Convert to fraction form
   88,065/132,069.78 = 28,886.91/x
3. Step 3: Cross multiply
   88,065x = 132,069.78 × 28,886.91
4. Step 4: Simplify right side
   88,065x = 3,815,087,848.58
5. Step 5: Solve for x
   x = 3,815,087,848.58/88,065
6. Step 6: Final answer
   x = 43,321.27