Finding the Fourth Proportional to 21,863.52, 32,851.98 and 19,097.64

Step by Step Solution

1. Step 1: Write the proportion equation
   21,863.52 : 32,851.98 = 19,097.64 : x
2. Step 2: Convert to fraction form
   21,863.52/32,851.98 = 19,097.64/x
3. Step 3: Cross multiply
   21,863.52x = 32,851.98 × 19,097.64
4. Step 4: Simplify right side
   21,863.52x = 627,395,287.33
5. Step 5: Solve for x
   x = 627,395,287.33/21,863.52
6. Step 6: Final answer
   x = 28,695.99