Finding the Fourth Proportional to 64,623.56, 89,175.94 and 36,333.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,623.56 : 89,175.94 = 36,333.50 : x
2. Step 2: Convert to fraction form
   64,623.56/89,175.94 = 36,333.50/x
3. Step 3: Cross multiply
   64,623.56x = 89,175.94 × 36,333.50
4. Step 4: Simplify right side
   64,623.56x = 3,240,073,479.28
5. Step 5: Solve for x
   x = 3,240,073,479.28/64,623.56
6. Step 6: Final answer
   x = 50,137.65