Finding the Third Proportional to 20,387 and 32,433.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,387 : 32,433.50 = 32,433.50 : x
2. Step 2: Convert to fraction form
   20,387/32,433.50 = 32,433.50/x
3. Step 3: Cross multiply
   20,387x = 32,433.50 × 32,433.50
4. Step 4: Simplify right side
   20,387x = 1,051,931,922.25
5. Step 5: Solve for x
   x = 1,051,931,922.25/20,387
6. Step 6: Final answer
   x = 51,598.17