Finding the Fourth Proportional to 52,797.25, 72,866.28 and 30,139.48

Step by Step Solution

1. Step 1: Write the proportion equation
   52,797.25 : 72,866.28 = 30,139.48 : x
2. Step 2: Convert to fraction form
   52,797.25/72,866.28 = 30,139.48/x
3. Step 3: Cross multiply
   52,797.25x = 72,866.28 × 30,139.48
4. Step 4: Simplify right side
   52,797.25x = 2,196,151,788.73
5. Step 5: Solve for x
   x = 2,196,151,788.73/52,797.25
6. Step 6: Final answer
   x = 41,595.95