Finding the Fourth Proportional to 64,970, 89,658.65 and 35,162

Step by Step Solution

1. Step 1: Write the proportion equation
   64,970 : 89,658.65 = 35,162 : x
2. Step 2: Convert to fraction form
   64,970/89,658.65 = 35,162/x
3. Step 3: Cross multiply
   64,970x = 89,658.65 × 35,162
4. Step 4: Simplify right side
   64,970x = 3,152,577,451.30
5. Step 5: Solve for x
   x = 3,152,577,451.30/64,970
6. Step 6: Final answer
   x = 48,523.59