Finding the Third Proportional to 20,465 and 31,602

Step by Step Solution

1. Step 1: Write the proportion equation
   20,465 : 31,602 = 31,602 : x
2. Step 2: Convert to fraction form
   20,465/31,602 = 31,602/x
3. Step 3: Cross multiply
   20,465x = 31,602 × 31,602
4. Step 4: Simplify right side
   20,465x = 998,686,404
5. Step 5: Solve for x
   x = 998,686,404/20,465
6. Step 6: Final answer
   x = 48,799.73