Finding the Fourth Proportional to 12,493.73, 17,241.98 and 7,116.27

Step by Step Solution

1. Step 1: Write the proportion equation
   12,493.73 : 17,241.98 = 7,116.27 : x
2. Step 2: Convert to fraction form
   12,493.73/17,241.98 = 7,116.27/x
3. Step 3: Cross multiply
   12,493.73x = 17,241.98 × 7,116.27
4. Step 4: Simplify right side
   12,493.73x = 122,698,549.43
5. Step 5: Solve for x
   x = 122,698,549.43/12,493.73
6. Step 6: Final answer
   x = 9,820.81