Finding the Fourth Proportional to 12,675.36, 17,492.36 and 7,086.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,675.36 : 17,492.36 = 7,086.32 : x
2. Step 2: Convert to fraction form
   12,675.36/17,492.36 = 7,086.32/x
3. Step 3: Cross multiply
   12,675.36x = 17,492.36 × 7,086.32
4. Step 4: Simplify right side
   12,675.36x = 123,956,460.52
5. Step 5: Solve for x
   x = 123,956,460.52/12,675.36
6. Step 6: Final answer
   x = 9,779.32