Finding the Third Proportional to 272,826 and 589,210.50

Step by Step Solution

1. Step 1: Write the proportion equation
   272,826 : 589,210.50 = 589,210.50 : x
2. Step 2: Convert to fraction form
   272,826/589,210.50 = 589,210.50/x
3. Step 3: Cross multiply
   272,826x = 589,210.50 × 589,210.50
4. Step 4: Simplify right side
   272,826x = 347,169,013,310.25
5. Step 5: Solve for x
   x = 347,169,013,310.25/272,826
6. Step 6: Final answer
   x = 1,272,492.41