Finding the Fourth Proportional to 112,139.19, 168,241.25 and 33,255.32

Step by Step Solution

1. Step 1: Write the proportion equation
   112,139.19 : 168,241.25 = 33,255.32 : x
2. Step 2: Convert to fraction form
   112,139.19/168,241.25 = 33,255.32/x
3. Step 3: Cross multiply
   112,139.19x = 168,241.25 × 33,255.32
4. Step 4: Simplify right side
   112,139.19x = 5,594,915,847.88
5. Step 5: Solve for x
   x = 5,594,915,847.88/112,139.19
6. Step 6: Final answer
   x = 49,892.60