Finding the Fourth Proportional to 12,308.76, 16,987.02 and 7,004.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,308.76 : 16,987.02 = 7,004.08 : x
2. Step 2: Convert to fraction form
   12,308.76/16,987.02 = 7,004.08/x
3. Step 3: Cross multiply
   12,308.76x = 16,987.02 × 7,004.08
4. Step 4: Simplify right side
   12,308.76x = 118,978,447.04
5. Step 5: Solve for x
   x = 118,978,447.04/12,308.76
6. Step 6: Final answer
   x = 9,666.16