Finding the Fourth Proportional to 12,670.96, 17,485.80 and 7,081.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,670.96 : 17,485.80 = 7,081.96 : x
2. Step 2: Convert to fraction form
   12,670.96/17,485.80 = 7,081.96/x
3. Step 3: Cross multiply
   12,670.96x = 17,485.80 × 7,081.96
4. Step 4: Simplify right side
   12,670.96x = 123,833,736.17
5. Step 5: Solve for x
   x = 123,833,736.17/12,670.96
6. Step 6: Final answer
   x = 9,773.04