Finding the Third Proportional to 267,943,329 and 580,410,562.50

Step by Step Solution

1. Step 1: Write the proportion equation
   267,943,329 : 580,410,562.50 = 580,410,562.50 : x
2. Step 2: Convert to fraction form
   267,943,329/580,410,562.50 = 580,410,562.50/x
3. Step 3: Cross multiply
   267,943,329x = 580,410,562.50 × 580,410,562.50
4. Step 4: Simplify right side
   267,943,329x = 336,876,421,061,566,400
5. Step 5: Solve for x
   x = 336,876,421,061,566,400/267,943,329
6. Step 6: Final answer
   x = 1,257,267,431.58