Finding the Third Proportional to 162,418.50 and 249,967.69

Step by Step Solution

1. Step 1: Write the proportion equation
   162,418.50 : 249,967.69 = 249,967.69 : x
2. Step 2: Convert to fraction form
   162,418.50/249,967.69 = 249,967.69/x
3. Step 3: Cross multiply
   162,418.50x = 249,967.69 × 249,967.69
4. Step 4: Simplify right side
   162,418.50x = 62,483,844,794.10
5. Step 5: Solve for x
   x = 62,483,844,794.10/162,418.50
6. Step 6: Final answer
   x = 384,708.91