Finding the Fourth Proportional to 16,521.57, 22,795.83 and 9,447.84

Step by Step Solution

1. Step 1: Write the proportion equation
   16,521.57 : 22,795.83 = 9,447.84 : x
2. Step 2: Convert to fraction form
   16,521.57/22,795.83 = 9,447.84/x
3. Step 3: Cross multiply
   16,521.57x = 22,795.83 × 9,447.84
4. Step 4: Simplify right side
   16,521.57x = 215,371,354.51
5. Step 5: Solve for x
   x = 215,371,354.51/16,521.57
6. Step 6: Final answer
   x = 13,035.77