Finding the Third Proportional to 158,197.50 and 341,256

Step by Step Solution

1. Step 1: Write the proportion equation
   158,197.50 : 341,256 = 341,256 : x
2. Step 2: Convert to fraction form
   158,197.50/341,256 = 341,256/x
3. Step 3: Cross multiply
   158,197.50x = 341,256 × 341,256
4. Step 4: Simplify right side
   158,197.50x = 116,455,657,536
5. Step 5: Solve for x
   x = 116,455,657,536/158,197.50
6. Step 6: Final answer
   x = 736,140.95