Finding the Third Proportional to 359,878.50 and 764,037

Step by Step Solution

1. Step 1: Write the proportion equation
   359,878.50 : 764,037 = 764,037 : x
2. Step 2: Convert to fraction form
   359,878.50/764,037 = 764,037/x
3. Step 3: Cross multiply
   359,878.50x = 764,037 × 764,037
4. Step 4: Simplify right side
   359,878.50x = 583,752,537,369
5. Step 5: Solve for x
   x = 583,752,537,369/359,878.50
6. Step 6: Final answer
   x = 1,622,082.28