Finding the Third Proportional to 2,488,688,518 and 5,332,354,444

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488,688,518 : 5,332,354,444 = 5,332,354,444 : x
2. Step 2: Convert to fraction form
   2,488,688,518/5,332,354,444 = 5,332,354,444/x
3. Step 3: Cross multiply
   2,488,688,518x = 5,332,354,444 × 5,332,354,444
4. Step 4: Simplify right side
   2,488,688,518x = 28,434,003,916,446,547,968
5. Step 5: Solve for x
   x = 28,434,003,916,446,547,968/2,488,688,518
6. Step 6: Final answer
   x = 11,425,296,380.32