Finding the Third Proportional to 13,895,820 and 30,618,648

Step by Step Solution

1. Step 1: Write the proportion equation
   13,895,820 : 30,618,648 = 30,618,648 : x
2. Step 2: Convert to fraction form
   13,895,820/30,618,648 = 30,618,648/x
3. Step 3: Cross multiply
   13,895,820x = 30,618,648 × 30,618,648
4. Step 4: Simplify right side
   13,895,820x = 937,501,605,347,904
5. Step 5: Solve for x
   x = 937,501,605,347,904/13,895,820
6. Step 6: Final answer
   x = 67,466,447.13