Finding the Third Proportional to 156,458 and 332,308

Step by Step Solution

1. Step 1: Write the proportion equation
   156,458 : 332,308 = 332,308 : x
2. Step 2: Convert to fraction form
   156,458/332,308 = 332,308/x
3. Step 3: Cross multiply
   156,458x = 332,308 × 332,308
4. Step 4: Simplify right side
   156,458x = 110,428,606,864
5. Step 5: Solve for x
   x = 110,428,606,864/156,458
6. Step 6: Final answer
   x = 705,803.52