Finding the Fourth Proportional to 10,852.77, 14,972.41 and 7,074.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,852.77 : 14,972.41 = 7,074.61 : x
2. Step 2: Convert to fraction form
   10,852.77/14,972.41 = 7,074.61/x
3. Step 3: Cross multiply
   10,852.77x = 14,972.41 × 7,074.61
4. Step 4: Simplify right side
   10,852.77x = 105,923,932.92
5. Step 5: Solve for x
   x = 105,923,932.92/10,852.77
6. Step 6: Final answer
   x = 9,760.08