Finding the Third Proportional to 2,621,814,365 and 5,617,597,117

Step by Step Solution

1. Step 1: Write the proportion equation
   2,621,814,365 : 5,617,597,117 = 5,617,597,117 : x
2. Step 2: Convert to fraction form
   2,621,814,365/5,617,597,117 = 5,617,597,117/x
3. Step 3: Cross multiply
   2,621,814,365x = 5,617,597,117 × 5,617,597,117
4. Step 4: Simplify right side
   2,621,814,365x = 31,557,397,368,926,711,808
5. Step 5: Solve for x
   x = 31,557,397,368,926,711,808/2,621,814,365
6. Step 6: Final answer
   x = 12,036,472,829.73