Finding the Fourth Proportional to 42,517.44, 63,751.86 and 28,494.18

Step by Step Solution

1. Step 1: Write the proportion equation
   42,517.44 : 63,751.86 = 28,494.18 : x
2. Step 2: Convert to fraction form
   42,517.44/63,751.86 = 28,494.18/x
3. Step 3: Cross multiply
   42,517.44x = 63,751.86 × 28,494.18
4. Step 4: Simplify right side
   42,517.44x = 1,816,556,974.17
5. Step 5: Solve for x
   x = 1,816,556,974.17/42,517.44
6. Step 6: Final answer
   x = 42,724.98