Finding the Third Proportional to 141,707,019,338 and 312,298,442,333

Step by Step Solution

1. Step 1: Write the proportion equation
   141,707,019,338 : 312,298,442,333 = 312,298,442,333 : x
2. Step 2: Convert to fraction form
   141,707,019,338/312,298,442,333 = 312,298,442,333/x
3. Step 3: Cross multiply
   141,707,019,338x = 312,298,442,333 × 312,298,442,333
4. Step 4: Simplify right side
   141,707,019,338x = 97,530,317,083,618,123,448,320
5. Step 5: Solve for x
   x = 97,530,317,083,618,123,448,320/141,707,019,338
6. Step 6: Final answer
   x = 688,253,253,362.06