Finding the Third Proportional to 306,048 and 585,082.50

Step by Step Solution

1. Step 1: Write the proportion equation
   306,048 : 585,082.50 = 585,082.50 : x
2. Step 2: Convert to fraction form
   306,048/585,082.50 = 585,082.50/x
3. Step 3: Cross multiply
   306,048x = 585,082.50 × 585,082.50
4. Step 4: Simplify right side
   306,048x = 342,321,531,806.25
5. Step 5: Solve for x
   x = 342,321,531,806.25/306,048
6. Step 6: Final answer
   x = 1,118,522.36