Finding the Fourth Proportional to 12,389.36, 17,095.51 and 7,083.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,389.36 : 17,095.51 = 7,083.15 : x
2. Step 2: Convert to fraction form
   12,389.36/17,095.51 = 7,083.15/x
3. Step 3: Cross multiply
   12,389.36x = 17,095.51 × 7,083.15
4. Step 4: Simplify right side
   12,389.36x = 121,089,966.56
5. Step 5: Solve for x
   x = 121,089,966.56/12,389.36
6. Step 6: Final answer
   x = 9,773.71