Finding the Third Proportional to 453,144,046.50 and 699,733,687.50

Step by Step Solution

1. Step 1: Write the proportion equation
   453,144,046.50 : 699,733,687.50 = 699,733,687.50 : x
2. Step 2: Convert to fraction form
   453,144,046.50/699,733,687.50 = 699,733,687.50/x
3. Step 3: Cross multiply
   453,144,046.50x = 699,733,687.50 × 699,733,687.50
4. Step 4: Simplify right side
   453,144,046.50x = 489,627,233,422,347,648
5. Step 5: Solve for x
   x = 489,627,233,422,347,648/453,144,046.50
6. Step 6: Final answer
   x = 1,080,511,235.23