Finding the Third Proportional to 3,499,553.25 and 7,278,462

Step by Step Solution

1. Step 1: Write the proportion equation
   3,499,553.25 : 7,278,462 = 7,278,462 : x
2. Step 2: Convert to fraction form
   3,499,553.25/7,278,462 = 7,278,462/x
3. Step 3: Cross multiply
   3,499,553.25x = 7,278,462 × 7,278,462
4. Step 4: Simplify right side
   3,499,553.25x = 52,976,009,085,444
5. Step 5: Solve for x
   x = 52,976,009,085,444/3,499,553.25
6. Step 6: Final answer
   x = 15,137,934.85