Finding the Fourth Proportional to 79.34, 109.50 and 46.61

Step by Step Solution

1. Step 1: Write the proportion equation
   79.34 : 109.50 = 46.61 : x
2. Step 2: Convert to fraction form
   79.34/109.50 = 46.61/x
3. Step 3: Cross multiply
   79.34x = 109.50 × 46.61
4. Step 4: Simplify right side
   79.34x = 5,103.25
5. Step 5: Solve for x
   x = 5,103.25/79.34
6. Step 6: Final answer
   x = 64.33