Finding the Fourth Proportional to 89,643.52, 134,452.24 and 26,460.56

Step by Step Solution

1. Step 1: Write the proportion equation
   89,643.52 : 134,452.24 = 26,460.56 : x
2. Step 2: Convert to fraction form
   89,643.52/134,452.24 = 26,460.56/x
3. Step 3: Cross multiply
   89,643.52x = 134,452.24 × 26,460.56
4. Step 4: Simplify right side
   89,643.52x = 3,557,681,563.65
5. Step 5: Solve for x
   x = 3,557,681,563.65/89,643.52
6. Step 6: Final answer
   x = 39,686.99