Finding the Fourth Proportional to 64,723.56, 89,323.86 and 36,048.72

Step by Step Solution

1. Step 1: Write the proportion equation
   64,723.56 : 89,323.86 = 36,048.72 : x
2. Step 2: Convert to fraction form
   64,723.56/89,323.86 = 36,048.72/x
3. Step 3: Cross multiply
   64,723.56x = 89,323.86 × 36,048.72
4. Step 4: Simplify right side
   64,723.56x = 3,220,010,818.46
5. Step 5: Solve for x
   x = 3,220,010,818.46/64,723.56
6. Step 6: Final answer
   x = 49,750.21