Finding the Fourth Proportional to 21,485.09, 32,141.48 and 17,794.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,485.09 : 32,141.48 = 17,794.50 : x
2. Step 2: Convert to fraction form
   21,485.09/32,141.48 = 17,794.50/x
3. Step 3: Cross multiply
   21,485.09x = 32,141.48 × 17,794.50
4. Step 4: Simplify right side
   21,485.09x = 571,941,476.89
5. Step 5: Solve for x
   x = 571,941,476.89/21,485.09
6. Step 6: Final answer
   x = 26,620.40