Finding the Third Proportional to 2,521,346 and 5,255,428

Step by Step Solution

1. Step 1: Write the proportion equation
   2,521,346 : 5,255,428 = 5,255,428 : x
2. Step 2: Convert to fraction form
   2,521,346/5,255,428 = 5,255,428/x
3. Step 3: Cross multiply
   2,521,346x = 5,255,428 × 5,255,428
4. Step 4: Simplify right side
   2,521,346x = 27,619,523,463,184
5. Step 5: Solve for x
   x = 27,619,523,463,184/2,521,346
6. Step 6: Final answer
   x = 10,954,277.38