Finding the Third Proportional to 350,976 and 543,001.50

Step by Step Solution

1. Step 1: Write the proportion equation
   350,976 : 543,001.50 = 543,001.50 : x
2. Step 2: Convert to fraction form
   350,976/543,001.50 = 543,001.50/x
3. Step 3: Cross multiply
   350,976x = 543,001.50 × 543,001.50
4. Step 4: Simplify right side
   350,976x = 294,850,629,002.25
5. Step 5: Solve for x
   x = 294,850,629,002.25/350,976
6. Step 6: Final answer
   x = 840,087.72