Finding the Third Proportional to 21,897 and 35,124

Step by Step Solution

1. Step 1: Write the proportion equation
   21,897 : 35,124 = 35,124 : x
2. Step 2: Convert to fraction form
   21,897/35,124 = 35,124/x
3. Step 3: Cross multiply
   21,897x = 35,124 × 35,124
4. Step 4: Simplify right side
   21,897x = 1,233,695,376
5. Step 5: Solve for x
   x = 1,233,695,376/21,897
6. Step 6: Final answer
   x = 56,340.84