Finding the Fourth Proportional to 64,846.83, 89,488.79 and 36,168.35

Step by Step Solution

1. Step 1: Write the proportion equation
   64,846.83 : 89,488.79 = 36,168.35 : x
2. Step 2: Convert to fraction form
   64,846.83/89,488.79 = 36,168.35/x
3. Step 3: Cross multiply
   64,846.83x = 89,488.79 × 36,168.35
4. Step 4: Simplify right side
   64,846.83x = 3,236,661,888.52
5. Step 5: Solve for x
   x = 3,236,661,888.52/64,846.83
6. Step 6: Final answer
   x = 49,912.41