Finding the Third Proportional to 617,722 and 1,353,542

Step by Step Solution

1. Step 1: Write the proportion equation
   617,722 : 1,353,542 = 1,353,542 : x
2. Step 2: Convert to fraction form
   617,722/1,353,542 = 1,353,542/x
3. Step 3: Cross multiply
   617,722x = 1,353,542 × 1,353,542
4. Step 4: Simplify right side
   617,722x = 1,832,075,945,764
5. Step 5: Solve for x
   x = 1,832,075,945,764/617,722
6. Step 6: Final answer
   x = 2,965,858.34