Finding the Fourth Proportional to 23,758.97, 32,784.51 and 13,690.71

Step by Step Solution

1. Step 1: Write the proportion equation
   23,758.97 : 32,784.51 = 13,690.71 : x
2. Step 2: Convert to fraction form
   23,758.97/32,784.51 = 13,690.71/x
3. Step 3: Cross multiply
   23,758.97x = 32,784.51 × 13,690.71
4. Step 4: Simplify right side
   23,758.97x = 448,843,218.90
5. Step 5: Solve for x
   x = 448,843,218.90/23,758.97
6. Step 6: Final answer
   x = 18,891.53