Finding the Fourth Proportional to 88,085.82, 132,142.50 and 28,908

Step by Step Solution

1. Step 1: Write the proportion equation
   88,085.82 : 132,142.50 = 28,908 : x
2. Step 2: Convert to fraction form
   88,085.82/132,142.50 = 28,908/x
3. Step 3: Cross multiply
   88,085.82x = 132,142.50 × 28,908
4. Step 4: Simplify right side
   88,085.82x = 3,819,975,390
5. Step 5: Solve for x
   x = 3,819,975,390/88,085.82
6. Step 6: Final answer
   x = 43,366.52