Finding the Fourth Proportional to 23,400.84, 32,288.69 and 13,329.06

Step by Step Solution

1. Step 1: Write the proportion equation
   23,400.84 : 32,288.69 = 13,329.06 : x
2. Step 2: Convert to fraction form
   23,400.84/32,288.69 = 13,329.06/x
3. Step 3: Cross multiply
   23,400.84x = 32,288.69 × 13,329.06
4. Step 4: Simplify right side
   23,400.84x = 430,377,969.28
5. Step 5: Solve for x
   x = 430,377,969.28/23,400.84
6. Step 6: Final answer
   x = 18,391.56