Finding the Third Proportional to 57,543,288 and 123,294,408

Step by Step Solution

1. Step 1: Write the proportion equation
   57,543,288 : 123,294,408 = 123,294,408 : x
2. Step 2: Convert to fraction form
   57,543,288/123,294,408 = 123,294,408/x
3. Step 3: Cross multiply
   57,543,288x = 123,294,408 × 123,294,408
4. Step 4: Simplify right side
   57,543,288x = 15,201,511,044,070,464
5. Step 5: Solve for x
   x = 15,201,511,044,070,464/57,543,288
6. Step 6: Final answer
   x = 264,175,224.82