Finding the Fourth Proportional to 10,858.64, 16,290.42 and 3,463.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,858.64 : 16,290.42 = 3,463.54 : x
2. Step 2: Convert to fraction form
   10,858.64/16,290.42 = 3,463.54/x
3. Step 3: Cross multiply
   10,858.64x = 16,290.42 × 3,463.54
4. Step 4: Simplify right side
   10,858.64x = 56,422,521.29
5. Step 5: Solve for x
   x = 56,422,521.29/10,858.64
6. Step 6: Final answer
   x = 5,196.09