Finding the Third Proportional to 19,910,192 and 31,658,448

Step by Step Solution

1. Step 1: Write the proportion equation
   19,910,192 : 31,658,448 = 31,658,448 : x
2. Step 2: Convert to fraction form
   19,910,192/31,658,448 = 31,658,448/x
3. Step 3: Cross multiply
   19,910,192x = 31,658,448 × 31,658,448
4. Step 4: Simplify right side
   19,910,192x = 1,002,257,329,768,704
5. Step 5: Solve for x
   x = 1,002,257,329,768,704/19,910,192
6. Step 6: Final answer
   x = 50,338,908.32