Finding the Third Proportional to 249,601.50 and 538,569

Step by Step Solution

1. Step 1: Write the proportion equation
   249,601.50 : 538,569 = 538,569 : x
2. Step 2: Convert to fraction form
   249,601.50/538,569 = 538,569/x
3. Step 3: Cross multiply
   249,601.50x = 538,569 × 538,569
4. Step 4: Simplify right side
   249,601.50x = 290,056,567,761
5. Step 5: Solve for x
   x = 290,056,567,761/249,601.50
6. Step 6: Final answer
   x = 1,162,078.62