Finding the Fourth Proportional to 23,168.16, 32,004.72 and 18,446.40

Step by Step Solution

1. Step 1: Write the proportion equation
   23,168.16 : 32,004.72 = 18,446.40 : x
2. Step 2: Convert to fraction form
   23,168.16/32,004.72 = 18,446.40/x
3. Step 3: Cross multiply
   23,168.16x = 32,004.72 × 18,446.40
4. Step 4: Simplify right side
   23,168.16x = 590,371,867.01
5. Step 5: Solve for x
   x = 590,371,867.01/23,168.16
6. Step 6: Final answer
   x = 25,482.04