Finding the Third Proportional to 2,641,054 and 5,788,398

Step by Step Solution

1. Step 1: Write the proportion equation
   2,641,054 : 5,788,398 = 5,788,398 : x
2. Step 2: Convert to fraction form
   2,641,054/5,788,398 = 5,788,398/x
3. Step 3: Cross multiply
   2,641,054x = 5,788,398 × 5,788,398
4. Step 4: Simplify right side
   2,641,054x = 33,505,551,406,404
5. Step 5: Solve for x
   x = 33,505,551,406,404/2,641,054
6. Step 6: Final answer
   x = 12,686,431.78