Finding the Third Proportional to 11,160,640 and 23,915,603

Step by Step Solution

1. Step 1: Write the proportion equation
   11,160,640 : 23,915,603 = 23,915,603 : x
2. Step 2: Convert to fraction form
   11,160,640/23,915,603 = 23,915,603/x
3. Step 3: Cross multiply
   11,160,640x = 23,915,603 × 23,915,603
4. Step 4: Simplify right side
   11,160,640x = 571,956,066,853,609
5. Step 5: Solve for x
   x = 571,956,066,853,609/11,160,640
6. Step 6: Final answer
   x = 51,247,604.69