Finding the Fourth Proportional to 64,859.31, 89,510.04 and 36,566.82

Step by Step Solution

1. Step 1: Write the proportion equation
   64,859.31 : 89,510.04 = 36,566.82 : x
2. Step 2: Convert to fraction form
   64,859.31/89,510.04 = 36,566.82/x
3. Step 3: Cross multiply
   64,859.31x = 89,510.04 × 36,566.82
4. Step 4: Simplify right side
   64,859.31x = 3,273,097,520.87
5. Step 5: Solve for x
   x = 3,273,097,520.87/64,859.31
6. Step 6: Final answer
   x = 50,464.58