Finding the Fourth Proportional to 16,184.72, 22,302.06 and 12,407.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,184.72 : 22,302.06 = 12,407.96 : x
2. Step 2: Convert to fraction form
   16,184.72/22,302.06 = 12,407.96/x
3. Step 3: Cross multiply
   16,184.72x = 22,302.06 × 12,407.96
4. Step 4: Simplify right side
   16,184.72x = 276,723,068.40
5. Step 5: Solve for x
   x = 276,723,068.40/16,184.72
6. Step 6: Final answer
   x = 17,097.80