Finding the Fourth Proportional to 12,884.76, 17,783.96 and 7,581.29

Step by Step Solution

1. Step 1: Write the proportion equation
   12,884.76 : 17,783.96 = 7,581.29 : x
2. Step 2: Convert to fraction form
   12,884.76/17,783.96 = 7,581.29/x
3. Step 3: Cross multiply
   12,884.76x = 17,783.96 × 7,581.29
4. Step 4: Simplify right side
   12,884.76x = 134,825,231.28
5. Step 5: Solve for x
   x = 134,825,231.28/12,884.76
6. Step 6: Final answer
   x = 10,463.93