Finding the Fourth Proportional to 9,362.58, 12,919.71 and 5,170.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,362.58 : 12,919.71 = 5,170.50 : x
2. Step 2: Convert to fraction form
   9,362.58/12,919.71 = 5,170.50/x
3. Step 3: Cross multiply
   9,362.58x = 12,919.71 × 5,170.50
4. Step 4: Simplify right side
   9,362.58x = 66,801,360.56
5. Step 5: Solve for x
   x = 66,801,360.56/9,362.58
6. Step 6: Final answer
   x = 7,134.93