Finding the Fourth Proportional to 10,054.33, 15,088.79 and 5,680.33

Step by Step Solution

1. Step 1: Write the proportion equation
   10,054.33 : 15,088.79 = 5,680.33 : x
2. Step 2: Convert to fraction form
   10,054.33/15,088.79 = 5,680.33/x
3. Step 3: Cross multiply
   10,054.33x = 15,088.79 × 5,680.33
4. Step 4: Simplify right side
   10,054.33x = 85,709,306.50
5. Step 5: Solve for x
   x = 85,709,306.50/10,054.33
6. Step 6: Final answer
   x = 8,524.62