Finding the Third Proportional to 162,972 and 347,449.50

Step by Step Solution

1. Step 1: Write the proportion equation
   162,972 : 347,449.50 = 347,449.50 : x
2. Step 2: Convert to fraction form
   162,972/347,449.50 = 347,449.50/x
3. Step 3: Cross multiply
   162,972x = 347,449.50 × 347,449.50
4. Step 4: Simplify right side
   162,972x = 120,721,155,050.25
5. Step 5: Solve for x
   x = 120,721,155,050.25/162,972
6. Step 6: Final answer
   x = 740,747.83