Finding the Third Proportional to 9,602 and 20,887

Step by Step Solution

1. Step 1: Write the proportion equation
   9,602 : 20,887 = 20,887 : x
2. Step 2: Convert to fraction form
   9,602/20,887 = 20,887/x
3. Step 3: Cross multiply
   9,602x = 20,887 × 20,887
4. Step 4: Simplify right side
   9,602x = 436,266,769
5. Step 5: Solve for x
   x = 436,266,769/9,602
6. Step 6: Final answer
   x = 45,434.99