Finding the Third Proportional to 272,241 and 591,718.50

Step by Step Solution

1. Step 1: Write the proportion equation
   272,241 : 591,718.50 = 591,718.50 : x
2. Step 2: Convert to fraction form
   272,241/591,718.50 = 591,718.50/x
3. Step 3: Cross multiply
   272,241x = 591,718.50 × 591,718.50
4. Step 4: Simplify right side
   272,241x = 350,130,783,242.25
5. Step 5: Solve for x
   x = 350,130,783,242.25/272,241
6. Step 6: Final answer
   x = 1,286,106.00