Finding the Fourth Proportional to 90,026.82, 135,069.39 and 43,273.62

Step by Step Solution

1. Step 1: Write the proportion equation
   90,026.82 : 135,069.39 = 43,273.62 : x
2. Step 2: Convert to fraction form
   90,026.82/135,069.39 = 43,273.62/x
3. Step 3: Cross multiply
   90,026.82x = 135,069.39 × 43,273.62
4. Step 4: Simplify right side
   90,026.82x = 5,844,941,456.49
5. Step 5: Solve for x
   x = 5,844,941,456.49/90,026.82
6. Step 6: Final answer
   x = 64,924.45