Finding the Fourth Proportional to 5,445.50, 7,514.79 and 2,961.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,445.50 : 7,514.79 = 2,961.50 : x
2. Step 2: Convert to fraction form
   5,445.50/7,514.79 = 2,961.50/x
3. Step 3: Cross multiply
   5,445.50x = 7,514.79 × 2,961.50
4. Step 4: Simplify right side
   5,445.50x = 22,255,050.59
5. Step 5: Solve for x
   x = 22,255,050.59/5,445.50
6. Step 6: Final answer
   x = 4,086.87