Finding the Fourth Proportional to 10,171.35, 15,256.58 and 2,775.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,171.35 : 15,256.58 = 2,775.83 : x
2. Step 2: Convert to fraction form
   10,171.35/15,256.58 = 2,775.83/x
3. Step 3: Cross multiply
   10,171.35x = 15,256.58 × 2,775.83
4. Step 4: Simplify right side
   10,171.35x = 42,349,582.30
5. Step 5: Solve for x
   x = 42,349,582.30/10,171.35
6. Step 6: Final answer
   x = 4,163.61