Finding the Fourth Proportional to 47,462.49, 71,158.59 and 28,738.12

Step by Step Solution

1. Step 1: Write the proportion equation
   47,462.49 : 71,158.59 = 28,738.12 : x
2. Step 2: Convert to fraction form
   47,462.49/71,158.59 = 28,738.12/x
3. Step 3: Cross multiply
   47,462.49x = 71,158.59 × 28,738.12
4. Step 4: Simplify right side
   47,462.49x = 2,044,964,098.45
5. Step 5: Solve for x
   x = 2,044,964,098.45/47,462.49
6. Step 6: Final answer
   x = 43,085.90