Finding the Third Proportional to 227,764.50 and 498,432

Step by Step Solution

1. Step 1: Write the proportion equation
   227,764.50 : 498,432 = 498,432 : x
2. Step 2: Convert to fraction form
   227,764.50/498,432 = 498,432/x
3. Step 3: Cross multiply
   227,764.50x = 498,432 × 498,432
4. Step 4: Simplify right side
   227,764.50x = 248,434,458,624
5. Step 5: Solve for x
   x = 248,434,458,624/227,764.50
6. Step 6: Final answer
   x = 1,090,751.45