Finding the Third Proportional to 2,670,509 and 5,072,017

Step by Step Solution

1. Step 1: Write the proportion equation
   2,670,509 : 5,072,017 = 5,072,017 : x
2. Step 2: Convert to fraction form
   2,670,509/5,072,017 = 5,072,017/x
3. Step 3: Cross multiply
   2,670,509x = 5,072,017 × 5,072,017
4. Step 4: Simplify right side
   2,670,509x = 25,725,356,448,289
5. Step 5: Solve for x
   x = 25,725,356,448,289/2,670,509
6. Step 6: Final answer
   x = 9,633,128.53