Finding the Third Proportional to 1,763,186 and 2,618,856

Step by Step Solution

1. Step 1: Write the proportion equation
   1,763,186 : 2,618,856 = 2,618,856 : x
2. Step 2: Convert to fraction form
   1,763,186/2,618,856 = 2,618,856/x
3. Step 3: Cross multiply
   1,763,186x = 2,618,856 × 2,618,856
4. Step 4: Simplify right side
   1,763,186x = 6,858,406,748,736
5. Step 5: Solve for x
   x = 6,858,406,748,736/1,763,186
6. Step 6: Final answer
   x = 3,889,780.63