Finding the Fourth Proportional to 9,778.41, 14,667.57 and 2,758.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,778.41 : 14,667.57 = 2,758.41 : x
2. Step 2: Convert to fraction form
   9,778.41/14,667.57 = 2,758.41/x
3. Step 3: Cross multiply
   9,778.41x = 14,667.57 × 2,758.41
4. Step 4: Simplify right side
   9,778.41x = 40,459,171.76
5. Step 5: Solve for x
   x = 40,459,171.76/9,778.41
6. Step 6: Final answer
   x = 4,137.60