Finding the Fourth Proportional to 13,159.86, 19,753.83 and 5,667.13

Step by Step Solution

1. Step 1: Write the proportion equation
   13,159.86 : 19,753.83 = 5,667.13 : x
2. Step 2: Convert to fraction form
   13,159.86/19,753.83 = 5,667.13/x
3. Step 3: Cross multiply
   13,159.86x = 19,753.83 × 5,667.13
4. Step 4: Simplify right side
   13,159.86x = 111,947,522.61
5. Step 5: Solve for x
   x = 111,947,522.61/13,159.86
6. Step 6: Final answer
   x = 8,506.74