Finding the Fourth Proportional to 42,831.40, 59,065.86 and 33,396.52

Step by Step Solution

1. Step 1: Write the proportion equation
   42,831.40 : 59,065.86 = 33,396.52 : x
2. Step 2: Convert to fraction form
   42,831.40/59,065.86 = 33,396.52/x
3. Step 3: Cross multiply
   42,831.40x = 59,065.86 × 33,396.52
4. Step 4: Simplify right side
   42,831.40x = 1,972,594,174.81
5. Step 5: Solve for x
   x = 1,972,594,174.81/42,831.40
6. Step 6: Final answer
   x = 46,054.86