Finding the Third Proportional to 617,672 and 1,343,632

Step by Step Solution

1. Step 1: Write the proportion equation
   617,672 : 1,343,632 = 1,343,632 : x
2. Step 2: Convert to fraction form
   617,672/1,343,632 = 1,343,632/x
3. Step 3: Cross multiply
   617,672x = 1,343,632 × 1,343,632
4. Step 4: Simplify right side
   617,672x = 1,805,346,951,424
5. Step 5: Solve for x
   x = 1,805,346,951,424/617,672
6. Step 6: Final answer
   x = 2,922,824.66