Finding the Third Proportional to 1,345,540 and 2,242,482

Step by Step Solution

1. Step 1: Write the proportion equation
   1,345,540 : 2,242,482 = 2,242,482 : x
2. Step 2: Convert to fraction form
   1,345,540/2,242,482 = 2,242,482/x
3. Step 3: Cross multiply
   1,345,540x = 2,242,482 × 2,242,482
4. Step 4: Simplify right side
   1,345,540x = 5,028,725,520,324
5. Step 5: Solve for x
   x = 5,028,725,520,324/1,345,540
6. Step 6: Final answer
   x = 3,737,328.89