Finding the Third Proportional to 1,236,368 and 2,636,045

Step by Step Solution

1. Step 1: Write the proportion equation
   1,236,368 : 2,636,045 = 2,636,045 : x
2. Step 2: Convert to fraction form
   1,236,368/2,636,045 = 2,636,045/x
3. Step 3: Cross multiply
   1,236,368x = 2,636,045 × 2,636,045
4. Step 4: Simplify right side
   1,236,368x = 6,948,733,242,025
5. Step 5: Solve for x
   x = 6,948,733,242,025/1,236,368
6. Step 6: Final answer
   x = 5,620,279.11