Finding the Fourth Proportional to 21,375.06, 32,208.50 and 17,564.82

Step by Step Solution

1. Step 1: Write the proportion equation
   21,375.06 : 32,208.50 = 17,564.82 : x
2. Step 2: Convert to fraction form
   21,375.06/32,208.50 = 17,564.82/x
3. Step 3: Cross multiply
   21,375.06x = 32,208.50 × 17,564.82
4. Step 4: Simplify right side
   21,375.06x = 565,736,417.15
5. Step 5: Solve for x
   x = 565,736,417.15/21,375.06
6. Step 6: Final answer
   x = 26,467.13