Finding the Fourth Proportional to 10,638.96, 14,680.04 and 5,923.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,638.96 : 14,680.04 = 5,923.12 : x
2. Step 2: Convert to fraction form
   10,638.96/14,680.04 = 5,923.12/x
3. Step 3: Cross multiply
   10,638.96x = 14,680.04 × 5,923.12
4. Step 4: Simplify right side
   10,638.96x = 86,951,638.52
5. Step 5: Solve for x
   x = 86,951,638.52/10,638.96
6. Step 6: Final answer
   x = 8,172.95