Finding the Fourth Proportional to 18,410.50, 27,598.88 and 7,173.42

Step by Step Solution

1. Step 1: Write the proportion equation
   18,410.50 : 27,598.88 = 7,173.42 : x
2. Step 2: Convert to fraction form
   18,410.50/27,598.88 = 7,173.42/x
3. Step 3: Cross multiply
   18,410.50x = 27,598.88 × 7,173.42
4. Step 4: Simplify right side
   18,410.50x = 197,978,357.77
5. Step 5: Solve for x
   x = 197,978,357.77/18,410.50
6. Step 6: Final answer
   x = 10,753.56