Finding the Fourth Proportional to 89,635.72, 134,436.30 and 27,298.12

Step by Step Solution

1. Step 1: Write the proportion equation
   89,635.72 : 134,436.30 = 27,298.12 : x
2. Step 2: Convert to fraction form
   89,635.72/134,436.30 = 27,298.12/x
3. Step 3: Cross multiply
   89,635.72x = 134,436.30 × 27,298.12
4. Step 4: Simplify right side
   89,635.72x = 3,669,858,249.76
5. Step 5: Solve for x
   x = 3,669,858,249.76/89,635.72
6. Step 6: Final answer
   x = 40,941.92