Finding the Third Proportional to 747,768 and 1,630,872

Step by Step Solution

1. Step 1: Write the proportion equation
   747,768 : 1,630,872 = 1,630,872 : x
2. Step 2: Convert to fraction form
   747,768/1,630,872 = 1,630,872/x
3. Step 3: Cross multiply
   747,768x = 1,630,872 × 1,630,872
4. Step 4: Simplify right side
   747,768x = 2,659,743,480,384
5. Step 5: Solve for x
   x = 2,659,743,480,384/747,768
6. Step 6: Final answer
   x = 3,556,910.00