Finding the Fourth Proportional to 6,969.93, 10,456.71 and 2,587.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,969.93 : 10,456.71 = 2,587.42 : x
2. Step 2: Convert to fraction form
   6,969.93/10,456.71 = 2,587.42/x
3. Step 3: Cross multiply
   6,969.93x = 10,456.71 × 2,587.42
4. Step 4: Simplify right side
   6,969.93x = 27,055,900.59
5. Step 5: Solve for x
   x = 27,055,900.59/6,969.93
6. Step 6: Final answer
   x = 3,881.80