Finding the Fourth Proportional to 11,669.09, 17,500.80 and 3,347.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,669.09 : 17,500.80 = 3,347.15 : x
2. Step 2: Convert to fraction form
   11,669.09/17,500.80 = 3,347.15/x
3. Step 3: Cross multiply
   11,669.09x = 17,500.80 × 3,347.15
4. Step 4: Simplify right side
   11,669.09x = 58,577,802.72
5. Step 5: Solve for x
   x = 58,577,802.72/11,669.09
6. Step 6: Final answer
   x = 5,019.91