Finding the Third Proportional to 250,128 and 374,760

Step by Step Solution

1. Step 1: Write the proportion equation
   250,128 : 374,760 = 374,760 : x
2. Step 2: Convert to fraction form
   250,128/374,760 = 374,760/x
3. Step 3: Cross multiply
   250,128x = 374,760 × 374,760
4. Step 4: Simplify right side
   250,128x = 140,445,057,600
5. Step 5: Solve for x
   x = 140,445,057,600/250,128
6. Step 6: Final answer
   x = 561,492.75