Finding the Fourth Proportional to 112,196.92, 168,245.88 and 42,027

Step by Step Solution

1. Step 1: Write the proportion equation
   112,196.92 : 168,245.88 = 42,027 : x
2. Step 2: Convert to fraction form
   112,196.92/168,245.88 = 42,027/x
3. Step 3: Cross multiply
   112,196.92x = 168,245.88 × 42,027
4. Step 4: Simplify right side
   112,196.92x = 7,070,869,598.76
5. Step 5: Solve for x
   x = 7,070,869,598.76/112,196.92
6. Step 6: Final answer
   x = 63,021.96