Finding the Fourth Proportional to 57,003.08, 78,665.18 and 33,121.04

Step by Step Solution

1. Step 1: Write the proportion equation
   57,003.08 : 78,665.18 = 33,121.04 : x
2. Step 2: Convert to fraction form
   57,003.08/78,665.18 = 33,121.04/x
3. Step 3: Cross multiply
   57,003.08x = 78,665.18 × 33,121.04
4. Step 4: Simplify right side
   57,003.08x = 2,605,472,573.39
5. Step 5: Solve for x
   x = 2,605,472,573.39/57,003.08
6. Step 6: Final answer
   x = 45,707.58