Finding the Third Proportional to 287,551.50 and 604,849.88

Step by Step Solution

1. Step 1: Write the proportion equation
   287,551.50 : 604,849.88 = 604,849.88 : x
2. Step 2: Convert to fraction form
   287,551.50/604,849.88 = 604,849.88/x
3. Step 3: Cross multiply
   287,551.50x = 604,849.88 × 604,849.88
4. Step 4: Simplify right side
   287,551.50x = 365,843,371,287.52
5. Step 5: Solve for x
   x = 365,843,371,287.52/287,551.50
6. Step 6: Final answer
   x = 1,272,270.78