Finding the Fourth Proportional to 23,560.14, 32,507.73 and 13,999.30

Step by Step Solution

1. Step 1: Write the proportion equation
   23,560.14 : 32,507.73 = 13,999.30 : x
2. Step 2: Convert to fraction form
   23,560.14/32,507.73 = 13,999.30/x
3. Step 3: Cross multiply
   23,560.14x = 32,507.73 × 13,999.30
4. Step 4: Simplify right side
   23,560.14x = 455,085,464.59
5. Step 5: Solve for x
   x = 455,085,464.59/23,560.14
6. Step 6: Final answer
   x = 19,315.91