Finding the Fourth Proportional to 11,667.09, 17,497.80 and 3,345.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,667.09 : 17,497.80 = 3,345.15 : x
2. Step 2: Convert to fraction form
   11,667.09/17,497.80 = 3,345.15/x
3. Step 3: Cross multiply
   11,667.09x = 17,497.80 × 3,345.15
4. Step 4: Simplify right side
   11,667.09x = 58,532,765.67
5. Step 5: Solve for x
   x = 58,532,765.67/11,667.09
6. Step 6: Final answer
   x = 5,016.91