Finding the Third Proportional to 57,543,259 and 123,294,326

Step by Step Solution

1. Step 1: Write the proportion equation
   57,543,259 : 123,294,326 = 123,294,326 : x
2. Step 2: Convert to fraction form
   57,543,259/123,294,326 = 123,294,326/x
3. Step 3: Cross multiply
   57,543,259x = 123,294,326 × 123,294,326
4. Step 4: Simplify right side
   57,543,259x = 15,201,490,823,794,276
5. Step 5: Solve for x
   x = 15,201,490,823,794,276/57,543,259
6. Step 6: Final answer
   x = 264,175,006.56