Finding the Fourth Proportional to 13,004.58, 17,947.98 and 8,532.12

Step by Step Solution

1. Step 1: Write the proportion equation
   13,004.58 : 17,947.98 = 8,532.12 : x
2. Step 2: Convert to fraction form
   13,004.58/17,947.98 = 8,532.12/x
3. Step 3: Cross multiply
   13,004.58x = 17,947.98 × 8,532.12
4. Step 4: Simplify right side
   13,004.58x = 153,134,319.12
5. Step 5: Solve for x
   x = 153,134,319.12/13,004.58
6. Step 6: Final answer
   x = 11,775.41