Finding the Third Proportional to 1,236,381 and 2,636,066

Step by Step Solution

1. Step 1: Write the proportion equation
   1,236,381 : 2,636,066 = 2,636,066 : x
2. Step 2: Convert to fraction form
   1,236,381/2,636,066 = 2,636,066/x
3. Step 3: Cross multiply
   1,236,381x = 2,636,066 × 2,636,066
4. Step 4: Simplify right side
   1,236,381x = 6,948,843,956,356
5. Step 5: Solve for x
   x = 6,948,843,956,356/1,236,381
6. Step 6: Final answer
   x = 5,620,309.56