Finding the Fourth Proportional to 209,825.83, 314,831.79 and 109,962.31

Step by Step Solution

1. Step 1: Write the proportion equation
   209,825.83 : 314,831.79 = 109,962.31 : x
2. Step 2: Convert to fraction form
   209,825.83/314,831.79 = 109,962.31/x
3. Step 3: Cross multiply
   209,825.83x = 314,831.79 × 109,962.31
4. Step 4: Simplify right side
   209,825.83x = 34,619,630,889.83
5. Step 5: Solve for x
   x = 34,619,630,889.83/209,825.83
6. Step 6: Final answer
   x = 164,992.23