Finding the Third Proportional to 272,259 and 591,754.50

Step by Step Solution

1. Step 1: Write the proportion equation
   272,259 : 591,754.50 = 591,754.50 : x
2. Step 2: Convert to fraction form
   272,259/591,754.50 = 591,754.50/x
3. Step 3: Cross multiply
   272,259x = 591,754.50 × 591,754.50
4. Step 4: Simplify right side
   272,259x = 350,173,388,270.25
5. Step 5: Solve for x
   x = 350,173,388,270.25/272,259
6. Step 6: Final answer
   x = 1,286,177.46