Finding the Third Proportional to 2,853,298,421 and 5,786,825,106

Step by Step Solution

1. Step 1: Write the proportion equation
   2,853,298,421 : 5,786,825,106 = 5,786,825,106 : x
2. Step 2: Convert to fraction form
   2,853,298,421/5,786,825,106 = 5,786,825,106/x
3. Step 3: Cross multiply
   2,853,298,421x = 5,786,825,106 × 5,786,825,106
4. Step 4: Simplify right side
   2,853,298,421x = 33,487,344,807,431,909,376
5. Step 5: Solve for x
   x = 33,487,344,807,431,909,376/2,853,298,421
6. Step 6: Final answer
   x = 11,736,362,576.37