Finding the Fourth Proportional to 11,051.30, 15,264.50 and 8,021.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,051.30 : 15,264.50 = 8,021.59 : x
2. Step 2: Convert to fraction form
   11,051.30/15,264.50 = 8,021.59/x
3. Step 3: Cross multiply
   11,051.30x = 15,264.50 × 8,021.59
4. Step 4: Simplify right side
   11,051.30x = 122,445,464.18
5. Step 5: Solve for x
   x = 122,445,464.18/11,051.30
6. Step 6: Final answer
   x = 11,079.73