Finding the Third Proportional to 2,458,261,314.50 and 5,406,851,685

Step by Step Solution

1. Step 1: Write the proportion equation
   2,458,261,314.50 : 5,406,851,685 = 5,406,851,685 : x
2. Step 2: Convert to fraction form
   2,458,261,314.50/5,406,851,685 = 5,406,851,685/x
3. Step 3: Cross multiply
   2,458,261,314.50x = 5,406,851,685 × 5,406,851,685
4. Step 4: Simplify right side
   2,458,261,314.50x = 29,234,045,143,587,340,288
5. Step 5: Solve for x
   x = 29,234,045,143,587,340,288/2,458,261,314.50
6. Step 6: Final answer
   x = 11,892,163,364.06