Finding the Third Proportional to 7,069,520 and 10,809,708

Step by Step Solution

1. Step 1: Write the proportion equation
   7,069,520 : 10,809,708 = 10,809,708 : x
2. Step 2: Convert to fraction form
   7,069,520/10,809,708 = 10,809,708/x
3. Step 3: Cross multiply
   7,069,520x = 10,809,708 × 10,809,708
4. Step 4: Simplify right side
   7,069,520x = 116,849,787,045,264
5. Step 5: Solve for x
   x = 116,849,787,045,264/7,069,520
6. Step 6: Final answer
   x = 16,528,673.38