Finding the Third Proportional to 115,105.50 and 249,894

Step by Step Solution

1. Step 1: Write the proportion equation
   115,105.50 : 249,894 = 249,894 : x
2. Step 2: Convert to fraction form
   115,105.50/249,894 = 249,894/x
3. Step 3: Cross multiply
   115,105.50x = 249,894 × 249,894
4. Step 4: Simplify right side
   115,105.50x = 62,447,011,236
5. Step 5: Solve for x
   x = 62,447,011,236/115,105.50
6. Step 6: Final answer
   x = 542,519.79