Finding the Fourth Proportional to 10,388.76, 14,336.52 and 5,673.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,388.76 : 14,336.52 = 5,673.06 : x
2. Step 2: Convert to fraction form
   10,388.76/14,336.52 = 5,673.06/x
3. Step 3: Cross multiply
   10,388.76x = 14,336.52 × 5,673.06
4. Step 4: Simplify right side
   10,388.76x = 81,331,938.15
5. Step 5: Solve for x
   x = 81,331,938.15/10,388.76
6. Step 6: Final answer
   x = 7,828.84