Finding the Third Proportional to 14,849,138 and 31,498,420

Step by Step Solution

1. Step 1: Write the proportion equation
   14,849,138 : 31,498,420 = 31,498,420 : x
2. Step 2: Convert to fraction form
   14,849,138/31,498,420 = 31,498,420/x
3. Step 3: Cross multiply
   14,849,138x = 31,498,420 × 31,498,420
4. Step 4: Simplify right side
   14,849,138x = 992,150,462,496,400
5. Step 5: Solve for x
   x = 992,150,462,496,400/14,849,138
6. Step 6: Final answer
   x = 66,815,357.40