Finding the Third Proportional to 767,448 and 1,645,488

Step by Step Solution

1. Step 1: Write the proportion equation
   767,448 : 1,645,488 = 1,645,488 : x
2. Step 2: Convert to fraction form
   767,448/1,645,488 = 1,645,488/x
3. Step 3: Cross multiply
   767,448x = 1,645,488 × 1,645,488
4. Step 4: Simplify right side
   767,448x = 2,707,630,758,144
5. Step 5: Solve for x
   x = 2,707,630,758,144/767,448
6. Step 6: Final answer
   x = 3,528,096.70