Finding the Third Proportional to 1,756,622 and 2,620,312

Step by Step Solution

1. Step 1: Write the proportion equation
   1,756,622 : 2,620,312 = 2,620,312 : x
2. Step 2: Convert to fraction form
   1,756,622/2,620,312 = 2,620,312/x
3. Step 3: Cross multiply
   1,756,622x = 2,620,312 × 2,620,312
4. Step 4: Simplify right side
   1,756,622x = 6,866,034,977,344
5. Step 5: Solve for x
   x = 6,866,034,977,344/1,756,622
6. Step 6: Final answer
   x = 3,908,658.20