Finding the Third Proportional to 13,939,696 and 20,499,283

Step by Step Solution

1. Step 1: Write the proportion equation
   13,939,696 : 20,499,283 = 20,499,283 : x
2. Step 2: Convert to fraction form
   13,939,696/20,499,283 = 20,499,283/x
3. Step 3: Cross multiply
   13,939,696x = 20,499,283 × 20,499,283
4. Step 4: Simplify right side
   13,939,696x = 420,220,603,514,089
5. Step 5: Solve for x
   x = 420,220,603,514,089/13,939,696
6. Step 6: Final answer
   x = 30,145,607.44