Finding the Fourth Proportional to 89,656.72, 134,453.68 and 26,460.07

Step by Step Solution

1. Step 1: Write the proportion equation
   89,656.72 : 134,453.68 = 26,460.07 : x
2. Step 2: Convert to fraction form
   89,656.72/134,453.68 = 26,460.07/x
3. Step 3: Cross multiply
   89,656.72x = 134,453.68 × 26,460.07
4. Step 4: Simplify right side
   89,656.72x = 3,557,653,784.56
5. Step 5: Solve for x
   x = 3,557,653,784.56/89,656.72
6. Step 6: Final answer
   x = 39,680.84