Finding the Third Proportional to 17,149,648 and 35,710,640

Step by Step Solution

1. Step 1: Write the proportion equation
   17,149,648 : 35,710,640 = 35,710,640 : x
2. Step 2: Convert to fraction form
   17,149,648/35,710,640 = 35,710,640/x
3. Step 3: Cross multiply
   17,149,648x = 35,710,640 × 35,710,640
4. Step 4: Simplify right side
   17,149,648x = 1,275,249,809,209,600
5. Step 5: Solve for x
   x = 1,275,249,809,209,600/17,149,648
6. Step 6: Final answer
   x = 74,360,115.68