Finding the Fourth Proportional to 89,826.84, 134,724.90 and 26,645.52

Step by Step Solution

1. Step 1: Write the proportion equation
   89,826.84 : 134,724.90 = 26,645.52 : x
2. Step 2: Convert to fraction form
   89,826.84/134,724.90 = 26,645.52/x
3. Step 3: Cross multiply
   89,826.84x = 134,724.90 × 26,645.52
4. Step 4: Simplify right side
   89,826.84x = 3,589,815,017.45
5. Step 5: Solve for x
   x = 3,589,815,017.45/89,826.84
6. Step 6: Final answer
   x = 39,963.72