Finding the Third Proportional to 1,151,948 and 1,621,488

Step by Step Solution

1. Step 1: Write the proportion equation
   1,151,948 : 1,621,488 = 1,621,488 : x
2. Step 2: Convert to fraction form
   1,151,948/1,621,488 = 1,621,488/x
3. Step 3: Cross multiply
   1,151,948x = 1,621,488 × 1,621,488
4. Step 4: Simplify right side
   1,151,948x = 2,629,223,334,144
5. Step 5: Solve for x
   x = 2,629,223,334,144/1,151,948
6. Step 6: Final answer
   x = 2,282,414.95