Finding the Third Proportional to 1,213,466 and 1,633,572

Step by Step Solution

1. Step 1: Write the proportion equation
   1,213,466 : 1,633,572 = 1,633,572 : x
2. Step 2: Convert to fraction form
   1,213,466/1,633,572 = 1,633,572/x
3. Step 3: Cross multiply
   1,213,466x = 1,633,572 × 1,633,572
4. Step 4: Simplify right side
   1,213,466x = 2,668,557,479,184
5. Step 5: Solve for x
   x = 2,668,557,479,184/1,213,466
6. Step 6: Final answer
   x = 2,199,120.11