Finding the Third Proportional to 610,772 and 1,302,700

Step by Step Solution

1. Step 1: Write the proportion equation
   610,772 : 1,302,700 = 1,302,700 : x
2. Step 2: Convert to fraction form
   610,772/1,302,700 = 1,302,700/x
3. Step 3: Cross multiply
   610,772x = 1,302,700 × 1,302,700
4. Step 4: Simplify right side
   610,772x = 1,697,027,290,000
5. Step 5: Solve for x
   x = 1,697,027,290,000/610,772
6. Step 6: Final answer
   x = 2,778,495.56