Finding the Third Proportional to 57,543,558 and 123,294,918

Step by Step Solution

1. Step 1: Write the proportion equation
   57,543,558 : 123,294,918 = 123,294,918 : x
2. Step 2: Convert to fraction form
   57,543,558/123,294,918 = 123,294,918/x
3. Step 3: Cross multiply
   57,543,558x = 123,294,918 × 123,294,918
4. Step 4: Simplify right side
   57,543,558x = 15,201,636,804,626,724
5. Step 5: Solve for x
   x = 15,201,636,804,626,724/57,543,558
6. Step 6: Final answer
   x = 264,176,170.76