Finding the Fourth Proportional to 12,667.86, 17,482.23 and 7,633.71

Step by Step Solution

1. Step 1: Write the proportion equation
   12,667.86 : 17,482.23 = 7,633.71 : x
2. Step 2: Convert to fraction form
   12,667.86/17,482.23 = 7,633.71/x
3. Step 3: Cross multiply
   12,667.86x = 17,482.23 × 7,633.71
4. Step 4: Simplify right side
   12,667.86x = 133,454,273.97
5. Step 5: Solve for x
   x = 133,454,273.97/12,667.86
6. Step 6: Final answer
   x = 10,534.87