Finding the Third Proportional to 1,548,720 and 3,321,572

Step by Step Solution

1. Step 1: Write the proportion equation
   1,548,720 : 3,321,572 = 3,321,572 : x
2. Step 2: Convert to fraction form
   1,548,720/3,321,572 = 3,321,572/x
3. Step 3: Cross multiply
   1,548,720x = 3,321,572 × 3,321,572
4. Step 4: Simplify right side
   1,548,720x = 11,032,840,551,184
5. Step 5: Solve for x
   x = 11,032,840,551,184/1,548,720
6. Step 6: Final answer
   x = 7,123,844.56