Finding the Third Proportional to 115,374 and 173,061

Step by Step Solution

1. Step 1: Write the proportion equation
   115,374 : 173,061 = 173,061 : x
2. Step 2: Convert to fraction form
   115,374/173,061 = 173,061/x
3. Step 3: Cross multiply
   115,374x = 173,061 × 173,061
4. Step 4: Simplify right side
   115,374x = 29,950,109,721
5. Step 5: Solve for x
   x = 29,950,109,721/115,374
6. Step 6: Final answer
   x = 259,591.50