Finding the Third Proportional to 777,730 and 1,199,760

Step by Step Solution

1. Step 1: Write the proportion equation
   777,730 : 1,199,760 = 1,199,760 : x
2. Step 2: Convert to fraction form
   777,730/1,199,760 = 1,199,760/x
3. Step 3: Cross multiply
   777,730x = 1,199,760 × 1,199,760
4. Step 4: Simplify right side
   777,730x = 1,439,424,057,600
5. Step 5: Solve for x
   x = 1,439,424,057,600/777,730
6. Step 6: Final answer
   x = 1,850,801.77