Finding the Third Proportional to 263,132.50 and 553,772

Step by Step Solution

1. Step 1: Write the proportion equation
   263,132.50 : 553,772 = 553,772 : x
2. Step 2: Convert to fraction form
   263,132.50/553,772 = 553,772/x
3. Step 3: Cross multiply
   263,132.50x = 553,772 × 553,772
4. Step 4: Simplify right side
   263,132.50x = 306,663,427,984
5. Step 5: Solve for x
   x = 306,663,427,984/263,132.50
6. Step 6: Final answer
   x = 1,165,433.49