Finding the Third Proportional to 150,072 and 354,253.50

Step by Step Solution

1. Step 1: Write the proportion equation
   150,072 : 354,253.50 = 354,253.50 : x
2. Step 2: Convert to fraction form
   150,072/354,253.50 = 354,253.50/x
3. Step 3: Cross multiply
   150,072x = 354,253.50 × 354,253.50
4. Step 4: Simplify right side
   150,072x = 125,495,542,262.25
5. Step 5: Solve for x
   x = 125,495,542,262.25/150,072
6. Step 6: Final answer
   x = 836,235.56