Finding the Fourth Proportional to 12,884.03, 17,779.59 and 7,579.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,884.03 : 17,779.59 = 7,579.16 : x
2. Step 2: Convert to fraction form
   12,884.03/17,779.59 = 7,579.16/x
3. Step 3: Cross multiply
   12,884.03x = 17,779.59 × 7,579.16
4. Step 4: Simplify right side
   12,884.03x = 134,754,357.34
5. Step 5: Solve for x
   x = 134,754,357.34/12,884.03
6. Step 6: Final answer
   x = 10,459.02