Finding the Third Proportional to 2,491,329,648.50 and 3,503,888,460.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491,329,648.50 : 3,503,888,460.75 = 3,503,888,460.75 : x
2. Step 2: Convert to fraction form
   2,491,329,648.50/3,503,888,460.75 = 3,503,888,460.75/x
3. Step 3: Cross multiply
   2,491,329,648.50x = 3,503,888,460.75 × 3,503,888,460.75
4. Step 4: Simplify right side
   2,491,329,648.50x = 12,277,234,345,377,003,520
5. Step 5: Solve for x
   x = 12,277,234,345,377,003,520/2,491,329,648.50
6. Step 6: Final answer
   x = 4,927,984,681.90