Finding the Fourth Proportional to 52,819.80, 72,897.46 and 30,162.04

Step by Step Solution

1. Step 1: Write the proportion equation
   52,819.80 : 72,897.46 = 30,162.04 : x
2. Step 2: Convert to fraction form
   52,819.80/72,897.46 = 30,162.04/x
3. Step 3: Cross multiply
   52,819.80x = 72,897.46 × 30,162.04
4. Step 4: Simplify right side
   52,819.80x = 2,198,736,104.42
5. Step 5: Solve for x
   x = 2,198,736,104.42/52,819.80
6. Step 6: Final answer
   x = 41,627.12