Finding the Fourth Proportional to 10,708.77, 16,045.43 and 3,684.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,708.77 : 16,045.43 = 3,684.99 : x
2. Step 2: Convert to fraction form
   10,708.77/16,045.43 = 3,684.99/x
3. Step 3: Cross multiply
   10,708.77x = 16,045.43 × 3,684.99
4. Step 4: Simplify right side
   10,708.77x = 59,127,290.84
5. Step 5: Solve for x
   x = 59,127,290.84/10,708.77
6. Step 6: Final answer
   x = 5,521.39