Finding the Fourth Proportional to 23,972.83, 33,075.16 and 13,899.25

Step by Step Solution

1. Step 1: Write the proportion equation
   23,972.83 : 33,075.16 = 13,899.25 : x
2. Step 2: Convert to fraction form
   23,972.83/33,075.16 = 13,899.25/x
3. Step 3: Cross multiply
   23,972.83x = 33,075.16 × 13,899.25
4. Step 4: Simplify right side
   23,972.83x = 459,719,777.27
5. Step 5: Solve for x
   x = 459,719,777.27/23,972.83
6. Step 6: Final answer
   x = 19,176.70