Finding the Third Proportional to 124,810 and 201,061

Step by Step Solution

1. Step 1: Write the proportion equation
   124,810 : 201,061 = 201,061 : x
2. Step 2: Convert to fraction form
   124,810/201,061 = 201,061/x
3. Step 3: Cross multiply
   124,810x = 201,061 × 201,061
4. Step 4: Simplify right side
   124,810x = 40,425,525,721
5. Step 5: Solve for x
   x = 40,425,525,721/124,810
6. Step 6: Final answer
   x = 323,896.53