Finding the Fourth Proportional to 10,042.82, 15,064.35 and 2,647.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,042.82 : 15,064.35 = 2,647.34 : x
2. Step 2: Convert to fraction form
   10,042.82/15,064.35 = 2,647.34/x
3. Step 3: Cross multiply
   10,042.82x = 15,064.35 × 2,647.34
4. Step 4: Simplify right side
   10,042.82x = 39,880,456.33
5. Step 5: Solve for x
   x = 39,880,456.33/10,042.82
6. Step 6: Final answer
   x = 3,971.04