Finding the Fourth Proportional to 52,868.88, 72,952.31 and 30,209.34

Step by Step Solution

1. Step 1: Write the proportion equation
   52,868.88 : 72,952.31 = 30,209.34 : x
2. Step 2: Convert to fraction form
   52,868.88/72,952.31 = 30,209.34/x
3. Step 3: Cross multiply
   52,868.88x = 72,952.31 × 30,209.34
4. Step 4: Simplify right side
   52,868.88x = 2,203,841,136.58
5. Step 5: Solve for x
   x = 2,203,841,136.58/52,868.88
6. Step 6: Final answer
   x = 41,685.04