Finding the Third Proportional to 772,081 and 1,113,821

Step by Step Solution

1. Step 1: Write the proportion equation
   772,081 : 1,113,821 = 1,113,821 : x
2. Step 2: Convert to fraction form
   772,081/1,113,821 = 1,113,821/x
3. Step 3: Cross multiply
   772,081x = 1,113,821 × 1,113,821
4. Step 4: Simplify right side
   772,081x = 1,240,597,220,041
5. Step 5: Solve for x
   x = 1,240,597,220,041/772,081
6. Step 6: Final answer
   x = 1,606,822.63