Finding the Third Proportional to 2,564,526 and 5,554,620

Step by Step Solution

1. Step 1: Write the proportion equation
   2,564,526 : 5,554,620 = 5,554,620 : x
2. Step 2: Convert to fraction form
   2,564,526/5,554,620 = 5,554,620/x
3. Step 3: Cross multiply
   2,564,526x = 5,554,620 × 5,554,620
4. Step 4: Simplify right side
   2,564,526x = 30,853,803,344,400
5. Step 5: Solve for x
   x = 30,853,803,344,400/2,564,526
6. Step 6: Final answer
   x = 12,030,996.51