Finding the Third Proportional to 155,830.50 and 336,582

Step by Step Solution

1. Step 1: Write the proportion equation
   155,830.50 : 336,582 = 336,582 : x
2. Step 2: Convert to fraction form
   155,830.50/336,582 = 336,582/x
3. Step 3: Cross multiply
   155,830.50x = 336,582 × 336,582
4. Step 4: Simplify right side
   155,830.50x = 113,287,442,724
5. Step 5: Solve for x
   x = 113,287,442,724/155,830.50
6. Step 6: Final answer
   x = 726,991.46