Finding the Fourth Proportional to 42,938.53, 59,243.04 and 27,831.82

Step by Step Solution

1. Step 1: Write the proportion equation
   42,938.53 : 59,243.04 = 27,831.82 : x
2. Step 2: Convert to fraction form
   42,938.53/59,243.04 = 27,831.82/x
3. Step 3: Cross multiply
   42,938.53x = 59,243.04 × 27,831.82
4. Step 4: Simplify right side
   42,938.53x = 1,648,841,625.53
5. Step 5: Solve for x
   x = 1,648,841,625.53/42,938.53
6. Step 6: Final answer
   x = 38,400.05