Finding the Third Proportional to 2,129,104,402 and 4,659,577,155

Step by Step Solution

1. Step 1: Write the proportion equation
   2,129,104,402 : 4,659,577,155 = 4,659,577,155 : x
2. Step 2: Convert to fraction form
   2,129,104,402/4,659,577,155 = 4,659,577,155/x
3. Step 3: Cross multiply
   2,129,104,402x = 4,659,577,155 × 4,659,577,155
4. Step 4: Simplify right side
   2,129,104,402x = 21,711,659,263,397,892,096
5. Step 5: Solve for x
   x = 21,711,659,263,397,892,096/2,129,104,402
6. Step 6: Final answer
   x = 10,197,555,010.93