Finding the Fourth Proportional to 59,700.24, 89,547.12 and 18,144

Step by Step Solution

1. Step 1: Write the proportion equation
   59,700.24 : 89,547.12 = 18,144 : x
2. Step 2: Convert to fraction form
   59,700.24/89,547.12 = 18,144/x
3. Step 3: Cross multiply
   59,700.24x = 89,547.12 × 18,144
4. Step 4: Simplify right side
   59,700.24x = 1,624,742,945.28
5. Step 5: Solve for x
   x = 1,624,742,945.28/59,700.24
6. Step 6: Final answer
   x = 27,215.02