Finding the Third Proportional to 617,768 and 1,353,634

Step by Step Solution

1. Step 1: Write the proportion equation
   617,768 : 1,353,634 = 1,353,634 : x
2. Step 2: Convert to fraction form
   617,768/1,353,634 = 1,353,634/x
3. Step 3: Cross multiply
   617,768x = 1,353,634 × 1,353,634
4. Step 4: Simplify right side
   617,768x = 1,832,325,005,956
5. Step 5: Solve for x
   x = 1,832,325,005,956/617,768
6. Step 6: Final answer
   x = 2,966,040.66