Finding the Fourth Proportional to 10,263.34, 14,168.55 and 7,989.67

Step by Step Solution

1. Step 1: Write the proportion equation
   10,263.34 : 14,168.55 = 7,989.67 : x
2. Step 2: Convert to fraction form
   10,263.34/14,168.55 = 7,989.67/x
3. Step 3: Cross multiply
   10,263.34x = 14,168.55 × 7,989.67
4. Step 4: Simplify right side
   10,263.34x = 113,202,038.88
5. Step 5: Solve for x
   x = 113,202,038.88/10,263.34
6. Step 6: Final answer
   x = 11,029.75