Finding the Fourth Proportional to 21,871.67, 32,812.71 and 7,080.59

Step by Step Solution

1. Step 1: Write the proportion equation
   21,871.67 : 32,812.71 = 7,080.59 : x
2. Step 2: Convert to fraction form
   21,871.67/32,812.71 = 7,080.59/x
3. Step 3: Cross multiply
   21,871.67x = 32,812.71 × 7,080.59
4. Step 4: Simplify right side
   21,871.67x = 232,333,182.24
5. Step 5: Solve for x
   x = 232,333,182.24/21,871.67
6. Step 6: Final answer
   x = 10,622.56