Finding the Third Proportional to 1,048,218 and 1,581,021

Step by Step Solution

1. Step 1: Write the proportion equation
   1,048,218 : 1,581,021 = 1,581,021 : x
2. Step 2: Convert to fraction form
   1,048,218/1,581,021 = 1,581,021/x
3. Step 3: Cross multiply
   1,048,218x = 1,581,021 × 1,581,021
4. Step 4: Simplify right side
   1,048,218x = 2,499,627,402,441
5. Step 5: Solve for x
   x = 2,499,627,402,441/1,048,218
6. Step 6: Final answer
   x = 2,384,644.61