Finding the Third Proportional to 668,254 and 1,035,672

Step by Step Solution

1. Step 1: Write the proportion equation
   668,254 : 1,035,672 = 1,035,672 : x
2. Step 2: Convert to fraction form
   668,254/1,035,672 = 1,035,672/x
3. Step 3: Cross multiply
   668,254x = 1,035,672 × 1,035,672
4. Step 4: Simplify right side
   668,254x = 1,072,616,491,584
5. Step 5: Solve for x
   x = 1,072,616,491,584/668,254
6. Step 6: Final answer
   x = 1,605,102.99