Finding the Fourth Proportional to 64,496.72, 89,002.44 and 36,205.52

Step by Step Solution

1. Step 1: Write the proportion equation
   64,496.72 : 89,002.44 = 36,205.52 : x
2. Step 2: Convert to fraction form
   64,496.72/89,002.44 = 36,205.52/x
3. Step 3: Cross multiply
   64,496.72x = 89,002.44 × 36,205.52
4. Step 4: Simplify right side
   64,496.72x = 3,222,379,621.47
5. Step 5: Solve for x
   x = 3,222,379,621.47/64,496.72
6. Step 6: Final answer
   x = 49,961.91