Finding the Third Proportional to 784,640 and 1,663,452

Step by Step Solution

1. Step 1: Write the proportion equation
   784,640 : 1,663,452 = 1,663,452 : x
2. Step 2: Convert to fraction form
   784,640/1,663,452 = 1,663,452/x
3. Step 3: Cross multiply
   784,640x = 1,663,452 × 1,663,452
4. Step 4: Simplify right side
   784,640x = 2,767,072,556,304
5. Step 5: Solve for x
   x = 2,767,072,556,304/784,640
6. Step 6: Final answer
   x = 3,526,550.46