Finding the Third Proportional to 20,386 and 32,434.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,386 : 32,434.50 = 32,434.50 : x
2. Step 2: Convert to fraction form
   20,386/32,434.50 = 32,434.50/x
3. Step 3: Cross multiply
   20,386x = 32,434.50 × 32,434.50
4. Step 4: Simplify right side
   20,386x = 1,051,996,790.25
5. Step 5: Solve for x
   x = 1,051,996,790.25/20,386
6. Step 6: Final answer
   x = 51,603.88