Finding the Third Proportional to 666,552 and 1,439,568

Step by Step Solution

1. Step 1: Write the proportion equation
   666,552 : 1,439,568 = 1,439,568 : x
2. Step 2: Convert to fraction form
   666,552/1,439,568 = 1,439,568/x
3. Step 3: Cross multiply
   666,552x = 1,439,568 × 1,439,568
4. Step 4: Simplify right side
   666,552x = 2,072,356,026,624
5. Step 5: Solve for x
   x = 2,072,356,026,624/666,552
6. Step 6: Final answer
   x = 3,109,068.80