Finding the Fourth Proportional to 11,253.89, 16,871.71 and 4,684.99

Step by Step Solution

1. Step 1: Write the proportion equation
   11,253.89 : 16,871.71 = 4,684.99 : x
2. Step 2: Convert to fraction form
   11,253.89/16,871.71 = 4,684.99/x
3. Step 3: Cross multiply
   11,253.89x = 16,871.71 × 4,684.99
4. Step 4: Simplify right side
   11,253.89x = 79,043,792.63
5. Step 5: Solve for x
   x = 79,043,792.63/11,253.89
6. Step 6: Final answer
   x = 7,023.69