Finding the Fourth Proportional to 12,461.47, 17,196.18 and 7,083.20

Step by Step Solution

1. Step 1: Write the proportion equation
   12,461.47 : 17,196.18 = 7,083.20 : x
2. Step 2: Convert to fraction form
   12,461.47/17,196.18 = 7,083.20/x
3. Step 3: Cross multiply
   12,461.47x = 17,196.18 × 7,083.20
4. Step 4: Simplify right side
   12,461.47x = 121,803,982.18
5. Step 5: Solve for x
   x = 121,803,982.18/12,461.47
6. Step 6: Final answer
   x = 9,774.45