Finding the Fourth Proportional to 13,014.69, 17,947.98 and 8,542.32

Step by Step Solution

1. Step 1: Write the proportion equation
   13,014.69 : 17,947.98 = 8,542.32 : x
2. Step 2: Convert to fraction form
   13,014.69/17,947.98 = 8,542.32/x
3. Step 3: Cross multiply
   13,014.69x = 17,947.98 × 8,542.32
4. Step 4: Simplify right side
   13,014.69x = 153,317,388.51
5. Step 5: Solve for x
   x = 153,317,388.51/13,014.69
6. Step 6: Final answer
   x = 11,780.33