Finding the Fourth Proportional to 90,141.47, 135,215.57 and 26,962.41

Step by Step Solution

1. Step 1: Write the proportion equation
   90,141.47 : 135,215.57 = 26,962.41 : x
2. Step 2: Convert to fraction form
   90,141.47/135,215.57 = 26,962.41/x
3. Step 3: Cross multiply
   90,141.47x = 135,215.57 × 26,962.41
4. Step 4: Simplify right side
   90,141.47x = 3,645,737,636.72
5. Step 5: Solve for x
   x = 3,645,737,636.72/90,141.47
6. Step 6: Final answer
   x = 40,444.62