Finding the Fourth Proportional to 23,697.82, 32,703.24 and 13,087.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,697.82 : 32,703.24 = 13,087.72 : x
2. Step 2: Convert to fraction form
   23,697.82/32,703.24 = 13,087.72/x
3. Step 3: Cross multiply
   23,697.82x = 32,703.24 × 13,087.72
4. Step 4: Simplify right side
   23,697.82x = 428,010,848.21
5. Step 5: Solve for x
   x = 428,010,848.21/23,697.82
6. Step 6: Final answer
   x = 18,061.19