Finding the Fourth Proportional to 12,355.94, 17,052.41 and 7,051.55

Step by Step Solution

1. Step 1: Write the proportion equation
   12,355.94 : 17,052.41 = 7,051.55 : x
2. Step 2: Convert to fraction form
   12,355.94/17,052.41 = 7,051.55/x
3. Step 3: Cross multiply
   12,355.94x = 17,052.41 × 7,051.55
4. Step 4: Simplify right side
   12,355.94x = 120,245,836.47
5. Step 5: Solve for x
   x = 120,245,836.47/12,355.94
6. Step 6: Final answer
   x = 9,731.83