Finding the Fourth Proportional to 14,985.05, 20,659.37 and 10,742.27

Step by Step Solution

1. Step 1: Write the proportion equation
   14,985.05 : 20,659.37 = 10,742.27 : x
2. Step 2: Convert to fraction form
   14,985.05/20,659.37 = 10,742.27/x
3. Step 3: Cross multiply
   14,985.05x = 20,659.37 × 10,742.27
4. Step 4: Simplify right side
   14,985.05x = 221,928,373.56
5. Step 5: Solve for x
   x = 221,928,373.56/14,985.05
6. Step 6: Final answer
   x = 14,809.99