Finding the Third Proportional to 2,345,564 and 5,139,554

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345,564 : 5,139,554 = 5,139,554 : x
2. Step 2: Convert to fraction form
   2,345,564/5,139,554 = 5,139,554/x
3. Step 3: Cross multiply
   2,345,564x = 5,139,554 × 5,139,554
4. Step 4: Simplify right side
   2,345,564x = 26,415,015,318,916
5. Step 5: Solve for x
   x = 26,415,015,318,916/2,345,564
6. Step 6: Final answer
   x = 11,261,690.29