Finding the Fourth Proportional to 42,009.30, 58,052.05 and 33,127.35

Step by Step Solution

1. Step 1: Write the proportion equation
   42,009.30 : 58,052.05 = 33,127.35 : x
2. Step 2: Convert to fraction form
   42,009.30/58,052.05 = 33,127.35/x
3. Step 3: Cross multiply
   42,009.30x = 58,052.05 × 33,127.35
4. Step 4: Simplify right side
   42,009.30x = 1,923,110,278.05
5. Step 5: Solve for x
   x = 1,923,110,278.05/42,009.30
6. Step 6: Final answer
   x = 45,778.20