Finding the Third Proportional to 160,665.40 and 249,076.27

Step by Step Solution

1. Step 1: Write the proportion equation
   160,665.40 : 249,076.27 = 249,076.27 : x
2. Step 2: Convert to fraction form
   160,665.40/249,076.27 = 249,076.27/x
3. Step 3: Cross multiply
   160,665.40x = 249,076.27 × 249,076.27
4. Step 4: Simplify right side
   160,665.40x = 62,038,986,097.70
5. Step 5: Solve for x
   x = 62,038,986,097.70/160,665.40
6. Step 6: Final answer
   x = 386,137.82