Finding the Fourth Proportional to 11,649.29, 17,476.66 and 3,858.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,649.29 : 17,476.66 = 3,858.10 : x
2. Step 2: Convert to fraction form
   11,649.29/17,476.66 = 3,858.10/x
3. Step 3: Cross multiply
   11,649.29x = 17,476.66 × 3,858.10
4. Step 4: Simplify right side
   11,649.29x = 67,426,701.95
5. Step 5: Solve for x
   x = 67,426,701.95/11,649.29
6. Step 6: Final answer
   x = 5,788.05