Finding the Third Proportional to 57,543,578 and 123,294,956

Step by Step Solution

1. Step 1: Write the proportion equation
   57,543,578 : 123,294,956 = 123,294,956 : x
2. Step 2: Convert to fraction form
   57,543,578/123,294,956 = 123,294,956/x
3. Step 3: Cross multiply
   57,543,578x = 123,294,956 × 123,294,956
4. Step 4: Simplify right side
   57,543,578x = 15,201,646,175,041,936
5. Step 5: Solve for x
   x = 15,201,646,175,041,936/57,543,578
6. Step 6: Final answer
   x = 264,176,241.79