Finding the Fourth Proportional to 11,181.48, 16,774.32 and 5,338.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,181.48 : 16,774.32 = 5,338.50 : x
2. Step 2: Convert to fraction form
   11,181.48/16,774.32 = 5,338.50/x
3. Step 3: Cross multiply
   11,181.48x = 16,774.32 × 5,338.50
4. Step 4: Simplify right side
   11,181.48x = 89,549,707.32
5. Step 5: Solve for x
   x = 89,549,707.32/11,181.48
6. Step 6: Final answer
   x = 8,008.75