Finding the Fourth Proportional to 90,132.89, 135,103.99 and 33,948.69

Step by Step Solution

1. Step 1: Write the proportion equation
   90,132.89 : 135,103.99 = 33,948.69 : x
2. Step 2: Convert to fraction form
   90,132.89/135,103.99 = 33,948.69/x
3. Step 3: Cross multiply
   90,132.89x = 135,103.99 × 33,948.69
4. Step 4: Simplify right side
   90,132.89x = 4,586,603,010.07
5. Step 5: Solve for x
   x = 4,586,603,010.07/90,132.89
6. Step 6: Final answer
   x = 50,887.12