Finding the Third Proportional to 771,805 and 1,803,760

Step by Step Solution

1. Step 1: Write the proportion equation
   771,805 : 1,803,760 = 1,803,760 : x
2. Step 2: Convert to fraction form
   771,805/1,803,760 = 1,803,760/x
3. Step 3: Cross multiply
   771,805x = 1,803,760 × 1,803,760
4. Step 4: Simplify right side
   771,805x = 3,253,550,137,600
5. Step 5: Solve for x
   x = 3,253,550,137,600/771,805
6. Step 6: Final answer
   x = 4,215,507.98