Finding the Third Proportional to 1,068,196 and 1,663,566

Step by Step Solution

1. Step 1: Write the proportion equation
   1,068,196 : 1,663,566 = 1,663,566 : x
2. Step 2: Convert to fraction form
   1,068,196/1,663,566 = 1,663,566/x
3. Step 3: Cross multiply
   1,068,196x = 1,663,566 × 1,663,566
4. Step 4: Simplify right side
   1,068,196x = 2,767,451,836,356
5. Step 5: Solve for x
   x = 2,767,451,836,356/1,068,196
6. Step 6: Final answer
   x = 2,590,771.58