Finding the Fourth Proportional to 8,173.31, 11,281.55 and 5,341.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,173.31 : 11,281.55 = 5,341.10 : x
2. Step 2: Convert to fraction form
   8,173.31/11,281.55 = 5,341.10/x
3. Step 3: Cross multiply
   8,173.31x = 11,281.55 × 5,341.10
4. Step 4: Simplify right side
   8,173.31x = 60,255,886.71
5. Step 5: Solve for x
   x = 60,255,886.71/8,173.31
6. Step 6: Final answer
   x = 7,372.27