Finding the Fourth Proportional to 12,719.44, 17,553.89 and 7,055.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,719.44 : 17,553.89 = 7,055.96 : x
2. Step 2: Convert to fraction form
   12,719.44/17,553.89 = 7,055.96/x
3. Step 3: Cross multiply
   12,719.44x = 17,553.89 × 7,055.96
4. Step 4: Simplify right side
   12,719.44x = 123,859,545.68
5. Step 5: Solve for x
   x = 123,859,545.68/12,719.44
6. Step 6: Final answer
   x = 9,737.81