Finding the Fourth Proportional to 10,865.90, 14,994.42 and 6,673.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,865.90 : 14,994.42 = 6,673.34 : x
2. Step 2: Convert to fraction form
   10,865.90/14,994.42 = 6,673.34/x
3. Step 3: Cross multiply
   10,865.90x = 14,994.42 × 6,673.34
4. Step 4: Simplify right side
   10,865.90x = 100,062,856.53
5. Step 5: Solve for x
   x = 100,062,856.53/10,865.90
6. Step 6: Final answer
   x = 9,208.89