Finding the Third Proportional to 249,616.50 and 538,596

Step by Step Solution

1. Step 1: Write the proportion equation
   249,616.50 : 538,596 = 538,596 : x
2. Step 2: Convert to fraction form
   249,616.50/538,596 = 538,596/x
3. Step 3: Cross multiply
   249,616.50x = 538,596 × 538,596
4. Step 4: Simplify right side
   249,616.50x = 290,085,651,216
5. Step 5: Solve for x
   x = 290,085,651,216/249,616.50
6. Step 6: Final answer
   x = 1,162,125.31