Finding the Third Proportional to 13,897,123 and 20,048,433

Step by Step Solution

1. Step 1: Write the proportion equation
   13,897,123 : 20,048,433 = 20,048,433 : x
2. Step 2: Convert to fraction form
   13,897,123/20,048,433 = 20,048,433/x
3. Step 3: Cross multiply
   13,897,123x = 20,048,433 × 20,048,433
4. Step 4: Simplify right side
   13,897,123x = 401,939,665,755,489
5. Step 5: Solve for x
   x = 401,939,665,755,489/13,897,123
6. Step 6: Final answer
   x = 28,922,509.05