Finding the Third Proportional to 5,788,656 and 8,509,554

Step by Step Solution

1. Step 1: Write the proportion equation
   5,788,656 : 8,509,554 = 8,509,554 : x
2. Step 2: Convert to fraction form
   5,788,656/8,509,554 = 8,509,554/x
3. Step 3: Cross multiply
   5,788,656x = 8,509,554 × 8,509,554
4. Step 4: Simplify right side
   5,788,656x = 72,412,509,278,916
5. Step 5: Solve for x
   x = 72,412,509,278,916/5,788,656
6. Step 6: Final answer
   x = 12,509,382.02