Finding the Fourth Proportional to 64,967.25, 89,654.85 and 35,159.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,967.25 : 89,654.85 = 35,159.25 : x
2. Step 2: Convert to fraction form
   64,967.25/89,654.85 = 35,159.25/x
3. Step 3: Cross multiply
   64,967.25x = 89,654.85 × 35,159.25
4. Step 4: Simplify right side
   64,967.25x = 3,152,197,284.86
5. Step 5: Solve for x
   x = 3,152,197,284.86/64,967.25
6. Step 6: Final answer
   x = 48,519.79