Finding the Third Proportional to 2,128,338.56 and 3,304,651.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,128,338.56 : 3,304,651.50 = 3,304,651.50 : x
2. Step 2: Convert to fraction form
   2,128,338.56/3,304,651.50 = 3,304,651.50/x
3. Step 3: Cross multiply
   2,128,338.56x = 3,304,651.50 × 3,304,651.50
4. Step 4: Simplify right side
   2,128,338.56x = 10,920,721,536,452.25
5. Step 5: Solve for x
   x = 10,920,721,536,452.25/2,128,338.56
6. Step 6: Final answer
   x = 5,131,101.66