Finding the Fourth Proportional to 6,969.84, 10,456.37 and 2,290.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,969.84 : 10,456.37 = 2,290.25 : x
2. Step 2: Convert to fraction form
   6,969.84/10,456.37 = 2,290.25/x
3. Step 3: Cross multiply
   6,969.84x = 10,456.37 × 2,290.25
4. Step 4: Simplify right side
   6,969.84x = 23,947,637.66
5. Step 5: Solve for x
   x = 23,947,637.66/6,969.84
6. Step 6: Final answer
   x = 3,435.89