Finding the Fourth Proportional to 5,323.29, 7,345.78 and 3,084.76

Step by Step Solution

1. Step 1: Write the proportion equation
   5,323.29 : 7,345.78 = 3,084.76 : x
2. Step 2: Convert to fraction form
   5,323.29/7,345.78 = 3,084.76/x
3. Step 3: Cross multiply
   5,323.29x = 7,345.78 × 3,084.76
4. Step 4: Simplify right side
   5,323.29x = 22,659,968.31
5. Step 5: Solve for x
   x = 22,659,968.31/5,323.29
6. Step 6: Final answer
   x = 4,256.76