Finding the Third Proportional to 656,067,626 and 1,338,530,139

Step by Step Solution

1. Step 1: Write the proportion equation
   656,067,626 : 1,338,530,139 = 1,338,530,139 : x
2. Step 2: Convert to fraction form
   656,067,626/1,338,530,139 = 1,338,530,139/x
3. Step 3: Cross multiply
   656,067,626x = 1,338,530,139 × 1,338,530,139
4. Step 4: Simplify right side
   656,067,626x = 1,791,662,933,011,359,232
5. Step 5: Solve for x
   x = 1,791,662,933,011,359,232/656,067,626
6. Step 6: Final answer
   x = 2,730,911,970.06