Finding the Fourth Proportional to 52,375.43, 72,272.22 and 30,863.78

Step by Step Solution

1. Step 1: Write the proportion equation
   52,375.43 : 72,272.22 = 30,863.78 : x
2. Step 2: Convert to fraction form
   52,375.43/72,272.22 = 30,863.78/x
3. Step 3: Cross multiply
   52,375.43x = 72,272.22 × 30,863.78
4. Step 4: Simplify right side
   52,375.43x = 2,230,593,536.83
5. Step 5: Solve for x
   x = 2,230,593,536.83/52,375.43
6. Step 6: Final answer
   x = 42,588.55