Finding the Fourth Proportional to 112,147.32, 168,192.28 and 33,243.10

Step by Step Solution

1. Step 1: Write the proportion equation
   112,147.32 : 168,192.28 = 33,243.10 : x
2. Step 2: Convert to fraction form
   112,147.32/168,192.28 = 33,243.10/x
3. Step 3: Cross multiply
   112,147.32x = 168,192.28 × 33,243.10
4. Step 4: Simplify right side
   112,147.32x = 5,591,232,783.27
5. Step 5: Solve for x
   x = 5,591,232,783.27/112,147.32
6. Step 6: Final answer
   x = 49,856.14