Finding the Third Proportional to 150,559.50 and 334,336.50

Step by Step Solution

1. Step 1: Write the proportion equation
   150,559.50 : 334,336.50 = 334,336.50 : x
2. Step 2: Convert to fraction form
   150,559.50/334,336.50 = 334,336.50/x
3. Step 3: Cross multiply
   150,559.50x = 334,336.50 × 334,336.50
4. Step 4: Simplify right side
   150,559.50x = 111,780,895,232.25
5. Step 5: Solve for x
   x = 111,780,895,232.25/150,559.50
6. Step 6: Final answer
   x = 742,436.68