Finding the Third Proportional to 3,448,278 and 7,493,430

Step by Step Solution

1. Step 1: Write the proportion equation
   3,448,278 : 7,493,430 = 7,493,430 : x
2. Step 2: Convert to fraction form
   3,448,278/7,493,430 = 7,493,430/x
3. Step 3: Cross multiply
   3,448,278x = 7,493,430 × 7,493,430
4. Step 4: Simplify right side
   3,448,278x = 56,151,493,164,900
5. Step 5: Solve for x
   x = 56,151,493,164,900/3,448,278
6. Step 6: Final answer
   x = 16,283,922.92