Finding the Fourth Proportional to 11,545.74, 17,304.93 and 5,300.49

Step by Step Solution

1. Step 1: Write the proportion equation
   11,545.74 : 17,304.93 = 5,300.49 : x
2. Step 2: Convert to fraction form
   11,545.74/17,304.93 = 5,300.49/x
3. Step 3: Cross multiply
   11,545.74x = 17,304.93 × 5,300.49
4. Step 4: Simplify right side
   11,545.74x = 91,724,608.42
5. Step 5: Solve for x
   x = 91,724,608.42/11,545.74
6. Step 6: Final answer
   x = 7,944.45