Finding the Fourth Proportional to 200,969.89, 301,062.99 and 111,955.35

Step by Step Solution

1. Step 1: Write the proportion equation
   200,969.89 : 301,062.99 = 111,955.35 : x
2. Step 2: Convert to fraction form
   200,969.89/301,062.99 = 111,955.35/x
3. Step 3: Cross multiply
   200,969.89x = 301,062.99 × 111,955.35
4. Step 4: Simplify right side
   200,969.89x = 33,705,612,272.84
5. Step 5: Solve for x
   x = 33,705,612,272.84/200,969.89
6. Step 6: Final answer
   x = 167,714.73