Finding the Fourth Proportional to 52,504.34, 72,455.04 and 28,630.49

Step by Step Solution

1. Step 1: Write the proportion equation
   52,504.34 : 72,455.04 = 28,630.49 : x
2. Step 2: Convert to fraction form
   52,504.34/72,455.04 = 28,630.49/x
3. Step 3: Cross multiply
   52,504.34x = 72,455.04 × 28,630.49
4. Step 4: Simplify right side
   52,504.34x = 2,074,422,935.89
5. Step 5: Solve for x
   x = 2,074,422,935.89/52,504.34
6. Step 6: Final answer
   x = 39,509.56