Finding the Fourth Proportional to 19,618.34, 27,073.41 and 10,665.91

Step by Step Solution

1. Step 1: Write the proportion equation
   19,618.34 : 27,073.41 = 10,665.91 : x
2. Step 2: Convert to fraction form
   19,618.34/27,073.41 = 10,665.91/x
3. Step 3: Cross multiply
   19,618.34x = 27,073.41 × 10,665.91
4. Step 4: Simplify right side
   19,618.34x = 288,762,548.30
5. Step 5: Solve for x
   x = 288,762,548.30/19,618.34
6. Step 6: Final answer
   x = 14,719.01