Finding the Fourth Proportional to 52,028.48, 71,791.63 and 30,510.09

Step by Step Solution

1. Step 1: Write the proportion equation
   52,028.48 : 71,791.63 = 30,510.09 : x
2. Step 2: Convert to fraction form
   52,028.48/71,791.63 = 30,510.09/x
3. Step 3: Cross multiply
   52,028.48x = 71,791.63 × 30,510.09
4. Step 4: Simplify right side
   52,028.48x = 2,190,369,016.27
5. Step 5: Solve for x
   x = 2,190,369,016.27/52,028.48
6. Step 6: Final answer
   x = 42,099.42