Finding the Third Proportional to 2,390,013 and 5,160,348

Step by Step Solution

1. Step 1: Write the proportion equation
   2,390,013 : 5,160,348 = 5,160,348 : x
2. Step 2: Convert to fraction form
   2,390,013/5,160,348 = 5,160,348/x
3. Step 3: Cross multiply
   2,390,013x = 5,160,348 × 5,160,348
4. Step 4: Simplify right side
   2,390,013x = 26,629,191,481,104
5. Step 5: Solve for x
   x = 26,629,191,481,104/2,390,013
6. Step 6: Final answer
   x = 11,141,860.52