Finding the Fourth Proportional to 51.86, 71.50 and 32.18

Step by Step Solution

1. Step 1: Write the proportion equation
   51.86 : 71.50 = 32.18 : x
2. Step 2: Convert to fraction form
   51.86/71.50 = 32.18/x
3. Step 3: Cross multiply
   51.86x = 71.50 × 32.18
4. Step 4: Simplify right side
   51.86x = 2,300.89
5. Step 5: Solve for x
   x = 2,300.89/51.86
6. Step 6: Final answer
   x = 44.37