Finding the Fourth Proportional to 12,683.51, 17,498.97 and 7,373.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,683.51 : 17,498.97 = 7,373.96 : x
2. Step 2: Convert to fraction form
   12,683.51/17,498.97 = 7,373.96/x
3. Step 3: Cross multiply
   12,683.51x = 17,498.97 × 7,373.96
4. Step 4: Simplify right side
   12,683.51x = 129,036,617.33
5. Step 5: Solve for x
   x = 129,036,617.33/12,683.51
6. Step 6: Final answer
   x = 10,173.58