Finding the Fourth Proportional to 88,418.68, 132,662.60 and 33,019

Step by Step Solution

1. Step 1: Write the proportion equation
   88,418.68 : 132,662.60 = 33,019 : x
2. Step 2: Convert to fraction form
   88,418.68/132,662.60 = 33,019/x
3. Step 3: Cross multiply
   88,418.68x = 132,662.60 × 33,019
4. Step 4: Simplify right side
   88,418.68x = 4,380,386,389.40
5. Step 5: Solve for x
   x = 4,380,386,389.40/88,418.68
6. Step 6: Final answer
   x = 49,541.41