Finding the Third Proportional to 159,543 and 340,204.50

Step by Step Solution

1. Step 1: Write the proportion equation
   159,543 : 340,204.50 = 340,204.50 : x
2. Step 2: Convert to fraction form
   159,543/340,204.50 = 340,204.50/x
3. Step 3: Cross multiply
   159,543x = 340,204.50 × 340,204.50
4. Step 4: Simplify right side
   159,543x = 115,739,101,820.25
5. Step 5: Solve for x
   x = 115,739,101,820.25/159,543
6. Step 6: Final answer
   x = 725,441.43