Finding the Third Proportional to 110,940.75 and 243,000

Step by Step Solution

1. Step 1: Write the proportion equation
   110,940.75 : 243,000 = 243,000 : x
2. Step 2: Convert to fraction form
   110,940.75/243,000 = 243,000/x
3. Step 3: Cross multiply
   110,940.75x = 243,000 × 243,000
4. Step 4: Simplify right side
   110,940.75x = 59,049,000,000
5. Step 5: Solve for x
   x = 59,049,000,000/110,940.75
6. Step 6: Final answer
   x = 532,257.08