Finding the Third Proportional to 2,155,574 and 2,997,124

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155,574 : 2,997,124 = 2,997,124 : x
2. Step 2: Convert to fraction form
   2,155,574/2,997,124 = 2,997,124/x
3. Step 3: Cross multiply
   2,155,574x = 2,997,124 × 2,997,124
4. Step 4: Simplify right side
   2,155,574x = 8,982,752,271,376
5. Step 5: Solve for x
   x = 8,982,752,271,376/2,155,574
6. Step 6: Final answer
   x = 4,167,220.55