Finding the Fourth Proportional to 21,436.55, 32,159.52 and 7,204.51

Step by Step Solution

1. Step 1: Write the proportion equation
   21,436.55 : 32,159.52 = 7,204.51 : x
2. Step 2: Convert to fraction form
   21,436.55/32,159.52 = 7,204.51/x
3. Step 3: Cross multiply
   21,436.55x = 32,159.52 × 7,204.51
4. Step 4: Simplify right side
   21,436.55x = 231,693,386.62
5. Step 5: Solve for x
   x = 231,693,386.62/21,436.55
6. Step 6: Final answer
   x = 10,808.34