Finding the Third Proportional to 9,063,940 and 19,726,344

Step by Step Solution

1. Step 1: Write the proportion equation
   9,063,940 : 19,726,344 = 19,726,344 : x
2. Step 2: Convert to fraction form
   9,063,940/19,726,344 = 19,726,344/x
3. Step 3: Cross multiply
   9,063,940x = 19,726,344 × 19,726,344
4. Step 4: Simplify right side
   9,063,940x = 389,128,647,606,336
5. Step 5: Solve for x
   x = 389,128,647,606,336/9,063,940
6. Step 6: Final answer
   x = 42,931,511.86