Finding the Fourth Proportional to 15,375.42, 23,051.39 and 12,734.82

Step by Step Solution

1. Step 1: Write the proportion equation
   15,375.42 : 23,051.39 = 12,734.82 : x
2. Step 2: Convert to fraction form
   15,375.42/23,051.39 = 12,734.82/x
3. Step 3: Cross multiply
   15,375.42x = 23,051.39 × 12,734.82
4. Step 4: Simplify right side
   15,375.42x = 293,555,238.73
5. Step 5: Solve for x
   x = 293,555,238.73/15,375.42
6. Step 6: Final answer
   x = 19,092.50