Finding the Third Proportional to 1,583,666 and 2,151,604

Step by Step Solution

1. Step 1: Write the proportion equation
   1,583,666 : 2,151,604 = 2,151,604 : x
2. Step 2: Convert to fraction form
   1,583,666/2,151,604 = 2,151,604/x
3. Step 3: Cross multiply
   1,583,666x = 2,151,604 × 2,151,604
4. Step 4: Simplify right side
   1,583,666x = 4,629,399,772,816
5. Step 5: Solve for x
   x = 4,629,399,772,816/1,583,666
6. Step 6: Final answer
   x = 2,923,217.25