Finding the Third Proportional to 558,882,790,719 and 1,215,687,625,158

Step by Step Solution

1. Step 1: Write the proportion equation
   558,882,790,719 : 1,215,687,625,158 = 1,215,687,625,158 : x
2. Step 2: Convert to fraction form
   558,882,790,719/1,215,687,625,158 = 1,215,687,625,158/x
3. Step 3: Cross multiply
   558,882,790,719x = 1,215,687,625,158 × 1,215,687,625,158
4. Step 4: Simplify right side
   558,882,790,719x = 1,477,896,401,962,297,991,364,608
5. Step 5: Solve for x
   x = 1,477,896,401,962,297,991,364,608/558,882,790,719
6. Step 6: Final answer
   x = 2,644,376,292,318.81