Finding the Fourth Proportional to 112,314.40, 168,469.92 and 33,429.12

Step by Step Solution

1. Step 1: Write the proportion equation
   112,314.40 : 168,469.92 = 33,429.12 : x
2. Step 2: Convert to fraction form
   112,314.40/168,469.92 = 33,429.12/x
3. Step 3: Cross multiply
   112,314.40x = 168,469.92 × 33,429.12
4. Step 4: Simplify right side
   112,314.40x = 5,631,801,172.07
5. Step 5: Solve for x
   x = 5,631,801,172.07/112,314.40
6. Step 6: Final answer
   x = 50,143.18