Finding the Third Proportional to 3,449,430 and 7,256,352

Step by Step Solution

1. Step 1: Write the proportion equation
   3,449,430 : 7,256,352 = 7,256,352 : x
2. Step 2: Convert to fraction form
   3,449,430/7,256,352 = 7,256,352/x
3. Step 3: Cross multiply
   3,449,430x = 7,256,352 × 7,256,352
4. Step 4: Simplify right side
   3,449,430x = 52,654,644,347,904
5. Step 5: Solve for x
   x = 52,654,644,347,904/3,449,430
6. Step 6: Final answer
   x = 15,264,737.75