Finding the Fourth Proportional to 10,852.45, 14,938.46 and 9,452.77

Step by Step Solution

1. Step 1: Write the proportion equation
   10,852.45 : 14,938.46 = 9,452.77 : x
2. Step 2: Convert to fraction form
   10,852.45/14,938.46 = 9,452.77/x
3. Step 3: Cross multiply
   10,852.45x = 14,938.46 × 9,452.77
4. Step 4: Simplify right side
   10,852.45x = 141,209,777.37
5. Step 5: Solve for x
   x = 141,209,777.37/10,852.45
6. Step 6: Final answer
   x = 13,011.79