Finding the Fourth Proportional to 112,142.96, 168,185.76 and 33,238.70

Step by Step Solution

1. Step 1: Write the proportion equation
   112,142.96 : 168,185.76 = 33,238.70 : x
2. Step 2: Convert to fraction form
   112,142.96/168,185.76 = 33,238.70/x
3. Step 3: Cross multiply
   112,142.96x = 168,185.76 × 33,238.70
4. Step 4: Simplify right side
   112,142.96x = 5,590,276,020.91
5. Step 5: Solve for x
   x = 5,590,276,020.91/112,142.96
6. Step 6: Final answer
   x = 49,849.55