Finding the Third Proportional to 1,441,200 and 3,128,542

Step by Step Solution

1. Step 1: Write the proportion equation
   1,441,200 : 3,128,542 = 3,128,542 : x
2. Step 2: Convert to fraction form
   1,441,200/3,128,542 = 3,128,542/x
3. Step 3: Cross multiply
   1,441,200x = 3,128,542 × 3,128,542
4. Step 4: Simplify right side
   1,441,200x = 9,787,775,045,764
5. Step 5: Solve for x
   x = 9,787,775,045,764/1,441,200
6. Step 6: Final answer
   x = 6,791,406.50