Finding the Third Proportional to 3,279,118,736 and 7,140,460,448

Step by Step Solution

1. Step 1: Write the proportion equation
   3,279,118,736 : 7,140,460,448 = 7,140,460,448 : x
2. Step 2: Convert to fraction form
   3,279,118,736/7,140,460,448 = 7,140,460,448/x
3. Step 3: Cross multiply
   3,279,118,736x = 7,140,460,448 × 7,140,460,448
4. Step 4: Simplify right side
   3,279,118,736x = 50,986,175,409,452,359,680
5. Step 5: Solve for x
   x = 50,986,175,409,452,359,680/3,279,118,736
6. Step 6: Final answer
   x = 15,548,743,279.62