Finding the Third Proportional to 3,449,428 and 7,256,349

Step by Step Solution

1. Step 1: Write the proportion equation
   3,449,428 : 7,256,349 = 7,256,349 : x
2. Step 2: Convert to fraction form
   3,449,428/7,256,349 = 7,256,349/x
3. Step 3: Cross multiply
   3,449,428x = 7,256,349 × 7,256,349
4. Step 4: Simplify right side
   3,449,428x = 52,654,600,809,801
5. Step 5: Solve for x
   x = 52,654,600,809,801/3,449,428
6. Step 6: Final answer
   x = 15,264,733.98