Finding the Third Proportional to 771,056 and 1,670,812

Step by Step Solution

1. Step 1: Write the proportion equation
   771,056 : 1,670,812 = 1,670,812 : x
2. Step 2: Convert to fraction form
   771,056/1,670,812 = 1,670,812/x
3. Step 3: Cross multiply
   771,056x = 1,670,812 × 1,670,812
4. Step 4: Simplify right side
   771,056x = 2,791,612,739,344
5. Step 5: Solve for x
   x = 2,791,612,739,344/771,056
6. Step 6: Final answer
   x = 3,620,505.82