Finding the Fourth Proportional to 21,775.18, 32,648.18 and 10,082.02

Step by Step Solution

1. Step 1: Write the proportion equation
   21,775.18 : 32,648.18 = 10,082.02 : x
2. Step 2: Convert to fraction form
   21,775.18/32,648.18 = 10,082.02/x
3. Step 3: Cross multiply
   21,775.18x = 32,648.18 × 10,082.02
4. Step 4: Simplify right side
   21,775.18x = 329,159,603.72
5. Step 5: Solve for x
   x = 329,159,603.72/21,775.18
6. Step 6: Final answer
   x = 15,116.27