Finding the Fourth Proportional to 23,615.84, 32,589.86 and 13,005.38

Step by Step Solution

1. Step 1: Write the proportion equation
   23,615.84 : 32,589.86 = 13,005.38 : x
2. Step 2: Convert to fraction form
   23,615.84/32,589.86 = 13,005.38/x
3. Step 3: Cross multiply
   23,615.84x = 32,589.86 × 13,005.38
4. Step 4: Simplify right side
   23,615.84x = 423,843,285.47
5. Step 5: Solve for x
   x = 423,843,285.47/23,615.84
6. Step 6: Final answer
   x = 17,947.42