Finding the Fourth Proportional to 213,033.28, 293,994.82 and 117,546.16

Step by Step Solution

1. Step 1: Write the proportion equation
   213,033.28 : 293,994.82 = 117,546.16 : x
2. Step 2: Convert to fraction form
   213,033.28/293,994.82 = 117,546.16/x
3. Step 3: Cross multiply
   213,033.28x = 293,994.82 × 117,546.16
4. Step 4: Simplify right side
   213,033.28x = 34,557,962,150.89
5. Step 5: Solve for x
   x = 34,557,962,150.89/213,033.28
6. Step 6: Final answer
   x = 162,218.61