Finding the Third Proportional to 227,040 and 493,380

Step by Step Solution

1. Step 1: Write the proportion equation
   227,040 : 493,380 = 493,380 : x
2. Step 2: Convert to fraction form
   227,040/493,380 = 493,380/x
3. Step 3: Cross multiply
   227,040x = 493,380 × 493,380
4. Step 4: Simplify right side
   227,040x = 243,423,824,400
5. Step 5: Solve for x
   x = 243,423,824,400/227,040
6. Step 6: Final answer
   x = 1,072,162.72