Finding the Fourth Proportional to 64,577.39, 89,113.37 and 36,281.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,577.39 : 89,113.37 = 36,281.25 : x
2. Step 2: Convert to fraction form
   64,577.39/89,113.37 = 36,281.25/x
3. Step 3: Cross multiply
   64,577.39x = 89,113.37 × 36,281.25
4. Step 4: Simplify right side
   64,577.39x = 3,233,144,273.91
5. Step 5: Solve for x
   x = 3,233,144,273.91/64,577.39
6. Step 6: Final answer
   x = 50,066.20