Finding the Third Proportional to 603,217,665,544 and 899,595,465,174

Step by Step Solution

1. Step 1: Write the proportion equation
   603,217,665,544 : 899,595,465,174 = 899,595,465,174 : x
2. Step 2: Convert to fraction form
   603,217,665,544/899,595,465,174 = 899,595,465,174/x
3. Step 3: Cross multiply
   603,217,665,544x = 899,595,465,174 × 899,595,465,174
4. Step 4: Simplify right side
   603,217,665,544x = 809,272,000,961,625,429,377,024
5. Step 5: Solve for x
   x = 809,272,000,961,625,429,377,024/603,217,665,544
6. Step 6: Final answer
   x = 1,341,592,010,956.44