Finding the Fourth Proportional to 52,078.88, 71,870.04 and 30,574.73

Step by Step Solution

1. Step 1: Write the proportion equation
   52,078.88 : 71,870.04 = 30,574.73 : x
2. Step 2: Convert to fraction form
   52,078.88/71,870.04 = 30,574.73/x
3. Step 3: Cross multiply
   52,078.88x = 71,870.04 × 30,574.73
4. Step 4: Simplify right side
   52,078.88x = 2,197,407,068.09
5. Step 5: Solve for x
   x = 2,197,407,068.09/52,078.88
6. Step 6: Final answer
   x = 42,193.82