Finding the Fourth Proportional to 12,528.02, 18,795.63 and 5,945.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,528.02 : 18,795.63 = 5,945.15 : x
2. Step 2: Convert to fraction form
   12,528.02/18,795.63 = 5,945.15/x
3. Step 3: Cross multiply
   12,528.02x = 18,795.63 × 5,945.15
4. Step 4: Simplify right side
   12,528.02x = 111,742,839.69
5. Step 5: Solve for x
   x = 111,742,839.69/12,528.02
6. Step 6: Final answer
   x = 8,919.43