Finding the Third Proportional to 240,046.50 and 517,272

Step by Step Solution

1. Step 1: Write the proportion equation
   240,046.50 : 517,272 = 517,272 : x
2. Step 2: Convert to fraction form
   240,046.50/517,272 = 517,272/x
3. Step 3: Cross multiply
   240,046.50x = 517,272 × 517,272
4. Step 4: Simplify right side
   240,046.50x = 267,570,321,984
5. Step 5: Solve for x
   x = 267,570,321,984/240,046.50
6. Step 6: Final answer
   x = 1,114,660.38