Finding the Fourth Proportional to 52,067.90, 71,853.59 and 28,194.50

Step by Step Solution

1. Step 1: Write the proportion equation
   52,067.90 : 71,853.59 = 28,194.50 : x
2. Step 2: Convert to fraction form
   52,067.90/71,853.59 = 28,194.50/x
3. Step 3: Cross multiply
   52,067.90x = 71,853.59 × 28,194.50
4. Step 4: Simplify right side
   52,067.90x = 2,025,875,754.47
5. Step 5: Solve for x
   x = 2,025,875,754.47/52,067.90
6. Step 6: Final answer
   x = 38,908.35