Finding the Fourth Proportional to 10,209.31, 14,088.79 and 5,733.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,209.31 : 14,088.79 = 5,733.25 : x
2. Step 2: Convert to fraction form
   10,209.31/14,088.79 = 5,733.25/x
3. Step 3: Cross multiply
   10,209.31x = 14,088.79 × 5,733.25
4. Step 4: Simplify right side
   10,209.31x = 80,774,555.27
5. Step 5: Solve for x
   x = 80,774,555.27/10,209.31
6. Step 6: Final answer
   x = 7,911.85