Finding the Third Proportional to 11,778,820 and 24,915,699

Step by Step Solution

1. Step 1: Write the proportion equation
   11,778,820 : 24,915,699 = 24,915,699 : x
2. Step 2: Convert to fraction form
   11,778,820/24,915,699 = 24,915,699/x
3. Step 3: Cross multiply
   11,778,820x = 24,915,699 × 24,915,699
4. Step 4: Simplify right side
   11,778,820x = 620,792,056,658,601
5. Step 5: Solve for x
   x = 620,792,056,658,601/11,778,820
6. Step 6: Final answer
   x = 52,704,095.71