Finding the Third Proportional to 13,978,198 and 29,899,484

Step by Step Solution

1. Step 1: Write the proportion equation
   13,978,198 : 29,899,484 = 29,899,484 : x
2. Step 2: Convert to fraction form
   13,978,198/29,899,484 = 29,899,484/x
3. Step 3: Cross multiply
   13,978,198x = 29,899,484 × 29,899,484
4. Step 4: Simplify right side
   13,978,198x = 893,979,143,466,256
5. Step 5: Solve for x
   x = 893,979,143,466,256/13,978,198
6. Step 6: Final answer
   x = 63,955,249.70