Finding the Fourth Proportional to 52,071.82, 71,859.15 and 28,198.51

Step by Step Solution

1. Step 1: Write the proportion equation
   52,071.82 : 71,859.15 = 28,198.51 : x
2. Step 2: Convert to fraction form
   52,071.82/71,859.15 = 28,198.51/x
3. Step 3: Cross multiply
   52,071.82x = 71,859.15 × 28,198.51
4. Step 4: Simplify right side
   52,071.82x = 2,026,320,780.22
5. Step 5: Solve for x
   x = 2,026,320,780.22/52,071.82
6. Step 6: Final answer
   x = 38,913.96