Finding the Fourth Proportional to 13,005.86, 17,943.24 and 8,532.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,005.86 : 17,943.24 = 8,532.10 : x
2. Step 2: Convert to fraction form
   13,005.86/17,943.24 = 8,532.10/x
3. Step 3: Cross multiply
   13,005.86x = 17,943.24 × 8,532.10
4. Step 4: Simplify right side
   13,005.86x = 153,093,518.00
5. Step 5: Solve for x
   x = 153,093,518.00/13,005.86
6. Step 6: Final answer
   x = 11,771.12