Finding the Third Proportional to 175,749 and 272,362.50

Step by Step Solution

1. Step 1: Write the proportion equation
   175,749 : 272,362.50 = 272,362.50 : x
2. Step 2: Convert to fraction form
   175,749/272,362.50 = 272,362.50/x
3. Step 3: Cross multiply
   175,749x = 272,362.50 × 272,362.50
4. Step 4: Simplify right side
   175,749x = 74,181,331,406.25
5. Step 5: Solve for x
   x = 74,181,331,406.25/175,749
6. Step 6: Final answer
   x = 422,086.79