Finding the Fourth Proportional to 64,758.96, 89,371.98 and 36,081

Step by Step Solution

1. Step 1: Write the proportion equation
   64,758.96 : 89,371.98 = 36,081 : x
2. Step 2: Convert to fraction form
   64,758.96/89,371.98 = 36,081/x
3. Step 3: Cross multiply
   64,758.96x = 89,371.98 × 36,081
4. Step 4: Simplify right side
   64,758.96x = 3,224,630,410.38
5. Step 5: Solve for x
   x = 3,224,630,410.38/64,758.96
6. Step 6: Final answer
   x = 49,794.35