Finding the Fourth Proportional to 65,016.63, 89,722.15 and 36,336.76

Step by Step Solution

1. Step 1: Write the proportion equation
   65,016.63 : 89,722.15 = 36,336.76 : x
2. Step 2: Convert to fraction form
   65,016.63/89,722.15 = 36,336.76/x
3. Step 3: Cross multiply
   65,016.63x = 89,722.15 × 36,336.76
4. Step 4: Simplify right side
   65,016.63x = 3,260,211,916.09
5. Step 5: Solve for x
   x = 3,260,211,916.09/65,016.63
6. Step 6: Final answer
   x = 50,144.28