Finding the Third Proportional to 150,412.50 and 334,446

Step by Step Solution

1. Step 1: Write the proportion equation
   150,412.50 : 334,446 = 334,446 : x
2. Step 2: Convert to fraction form
   150,412.50/334,446 = 334,446/x
3. Step 3: Cross multiply
   150,412.50x = 334,446 × 334,446
4. Step 4: Simplify right side
   150,412.50x = 111,854,126,916
5. Step 5: Solve for x
   x = 111,854,126,916/150,412.50
6. Step 6: Final answer
   x = 743,649.14