Finding the Fourth Proportional to 64,595.92, 89,086.86 and 41,912.56

Step by Step Solution

1. Step 1: Write the proportion equation
   64,595.92 : 89,086.86 = 41,912.56 : x
2. Step 2: Convert to fraction form
   64,595.92/89,086.86 = 41,912.56/x
3. Step 3: Cross multiply
   64,595.92x = 89,086.86 × 41,912.56
4. Step 4: Simplify right side
   64,595.92x = 3,733,858,364.96
5. Step 5: Solve for x
   x = 3,733,858,364.96/64,595.92
6. Step 6: Final answer
   x = 57,803.32