Finding the Fourth Proportional to 19,514.32, 29,214.34 and 12,096.40

Step by Step Solution

1. Step 1: Write the proportion equation
   19,514.32 : 29,214.34 = 12,096.40 : x
2. Step 2: Convert to fraction form
   19,514.32/29,214.34 = 12,096.40/x
3. Step 3: Cross multiply
   19,514.32x = 29,214.34 × 12,096.40
4. Step 4: Simplify right side
   19,514.32x = 353,388,342.38
5. Step 5: Solve for x
   x = 353,388,342.38/19,514.32
6. Step 6: Final answer
   x = 18,109.18