Finding the Fourth Proportional to 64,894.38, 89,554.24 and 35,086.38

Step by Step Solution

1. Step 1: Write the proportion equation
   64,894.38 : 89,554.24 = 35,086.38 : x
2. Step 2: Convert to fraction form
   64,894.38/89,554.24 = 35,086.38/x
3. Step 3: Cross multiply
   64,894.38x = 89,554.24 × 35,086.38
4. Step 4: Simplify right side
   64,894.38x = 3,142,134,095.25
5. Step 5: Solve for x
   x = 3,142,134,095.25/64,894.38
6. Step 6: Final answer
   x = 48,419.20