Finding the Fourth Proportional to 52,530.24, 72,488.88 and 30,174.24

Step by Step Solution

1. Step 1: Write the proportion equation
   52,530.24 : 72,488.88 = 30,174.24 : x
2. Step 2: Convert to fraction form
   52,530.24/72,488.88 = 30,174.24/x
3. Step 3: Cross multiply
   52,530.24x = 72,488.88 × 30,174.24
4. Step 4: Simplify right side
   52,530.24x = 2,187,296,862.45
5. Step 5: Solve for x
   x = 2,187,296,862.45/52,530.24
6. Step 6: Final answer
   x = 41,638.81