Finding the Fourth Proportional to 23,784.48, 32,820.32 and 13,173.89

Step by Step Solution

1. Step 1: Write the proportion equation
   23,784.48 : 32,820.32 = 13,173.89 : x
2. Step 2: Convert to fraction form
   23,784.48/32,820.32 = 13,173.89/x
3. Step 3: Cross multiply
   23,784.48x = 32,820.32 × 13,173.89
4. Step 4: Simplify right side
   23,784.48x = 432,371,154.28
5. Step 5: Solve for x
   x = 432,371,154.28/23,784.48
6. Step 6: Final answer
   x = 18,178.71