Finding the Fourth Proportional to 65,144.88, 89,903.91 and 36,464.00

Step by Step Solution

1. Step 1: Write the proportion equation
   65,144.88 : 89,903.91 = 36,464.00 : x
2. Step 2: Convert to fraction form
   65,144.88/89,903.91 = 36,464.00/x
3. Step 3: Cross multiply
   65,144.88x = 89,903.91 × 36,464.00
4. Step 4: Simplify right side
   65,144.88x = 3,278,255,724.72
5. Step 5: Solve for x
   x = 3,278,255,724.72/65,144.88
6. Step 6: Final answer
   x = 50,322.54