Finding the Third Proportional to 945,330 and 1,418,688

Step by Step Solution

1. Step 1: Write the proportion equation
   945,330 : 1,418,688 = 1,418,688 : x
2. Step 2: Convert to fraction form
   945,330/1,418,688 = 1,418,688/x
3. Step 3: Cross multiply
   945,330x = 1,418,688 × 1,418,688
4. Step 4: Simplify right side
   945,330x = 2,012,675,641,344
5. Step 5: Solve for x
   x = 2,012,675,641,344/945,330
6. Step 6: Final answer
   x = 2,129,072.01