Finding the Fourth Proportional to 89,415.61, 134,144.17 and 26,233.18

Step by Step Solution

1. Step 1: Write the proportion equation
   89,415.61 : 134,144.17 = 26,233.18 : x
2. Step 2: Convert to fraction form
   89,415.61/134,144.17 = 26,233.18/x
3. Step 3: Cross multiply
   89,415.61x = 134,144.17 × 26,233.18
4. Step 4: Simplify right side
   89,415.61x = 3,519,028,157.56
5. Step 5: Solve for x
   x = 3,519,028,157.56/89,415.61
6. Step 6: Final answer
   x = 39,355.86