Finding the Fourth Proportional to 23,573.16, 32,559.30 and 20,468.16

Step by Step Solution

1. Step 1: Write the proportion equation
   23,573.16 : 32,559.30 = 20,468.16 : x
2. Step 2: Convert to fraction form
   23,573.16/32,559.30 = 20,468.16/x
3. Step 3: Cross multiply
   23,573.16x = 32,559.30 × 20,468.16
4. Step 4: Simplify right side
   23,573.16x = 666,428,961.89
5. Step 5: Solve for x
   x = 666,428,961.89/23,573.16
6. Step 6: Final answer
   x = 28,270.67