Finding the Third Proportional to 19,841,198 and 42,516,746

Step by Step Solution

1. Step 1: Write the proportion equation
   19,841,198 : 42,516,746 = 42,516,746 : x
2. Step 2: Convert to fraction form
   19,841,198/42,516,746 = 42,516,746/x
3. Step 3: Cross multiply
   19,841,198x = 42,516,746 × 42,516,746
4. Step 4: Simplify right side
   19,841,198x = 1,807,673,690,428,516
5. Step 5: Solve for x
   x = 1,807,673,690,428,516/19,841,198
6. Step 6: Final answer
   x = 91,107,083.88