Finding the Fourth Proportional to 112,123.04, 168,155.90 and 33,218.81

Step by Step Solution

1. Step 1: Write the proportion equation
   112,123.04 : 168,155.90 = 33,218.81 : x
2. Step 2: Convert to fraction form
   112,123.04/168,155.90 = 33,218.81/x
3. Step 3: Cross multiply
   112,123.04x = 168,155.90 × 33,218.81
4. Step 4: Simplify right side
   112,123.04x = 5,585,938,640.76
5. Step 5: Solve for x
   x = 5,585,938,640.76/112,123.04
6. Step 6: Final answer
   x = 49,819.72