Finding the Third Proportional to 157,296 and 340,831.50

Step by Step Solution

1. Step 1: Write the proportion equation
   157,296 : 340,831.50 = 340,831.50 : x
2. Step 2: Convert to fraction form
   157,296/340,831.50 = 340,831.50/x
3. Step 3: Cross multiply
   157,296x = 340,831.50 × 340,831.50
4. Step 4: Simplify right side
   157,296x = 116,166,111,392.25
5. Step 5: Solve for x
   x = 116,166,111,392.25/157,296
6. Step 6: Final answer
   x = 738,519.17