Finding the Fourth Proportional to 16,095.30, 22,207.89 and 9,722.94

Step by Step Solution

1. Step 1: Write the proportion equation
   16,095.30 : 22,207.89 = 9,722.94 : x
2. Step 2: Convert to fraction form
   16,095.30/22,207.89 = 9,722.94/x
3. Step 3: Cross multiply
   16,095.30x = 22,207.89 × 9,722.94
4. Step 4: Simplify right side
   16,095.30x = 215,925,982.00
5. Step 5: Solve for x
   x = 215,925,982.00/16,095.30
6. Step 6: Final answer
   x = 13,415.47