Finding the Third Proportional to 556,086 and 1,222,764

Step by Step Solution

1. Step 1: Write the proportion equation
   556,086 : 1,222,764 = 1,222,764 : x
2. Step 2: Convert to fraction form
   556,086/1,222,764 = 1,222,764/x
3. Step 3: Cross multiply
   556,086x = 1,222,764 × 1,222,764
4. Step 4: Simplify right side
   556,086x = 1,495,151,799,696
5. Step 5: Solve for x
   x = 1,495,151,799,696/556,086
6. Step 6: Final answer
   x = 2,688,706.06