Finding the Third Proportional to 2,124,522 and 4,603,446

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124,522 : 4,603,446 = 4,603,446 : x
2. Step 2: Convert to fraction form
   2,124,522/4,603,446 = 4,603,446/x
3. Step 3: Cross multiply
   2,124,522x = 4,603,446 × 4,603,446
4. Step 4: Simplify right side
   2,124,522x = 21,191,715,074,916
5. Step 5: Solve for x
   x = 21,191,715,074,916/2,124,522
6. Step 6: Final answer
   x = 9,974,815.55