Finding the Third Proportional to 1,181,771 and 1,772,223

Step by Step Solution

1. Step 1: Write the proportion equation
   1,181,771 : 1,772,223 = 1,772,223 : x
2. Step 2: Convert to fraction form
   1,181,771/1,772,223 = 1,772,223/x
3. Step 3: Cross multiply
   1,181,771x = 1,772,223 × 1,772,223
4. Step 4: Simplify right side
   1,181,771x = 3,140,774,361,729
5. Step 5: Solve for x
   x = 3,140,774,361,729/1,181,771
6. Step 6: Final answer
   x = 2,657,684.41