Finding the Fourth Proportional to 5,474.34, 7,554.61 and 3,116.49

Step by Step Solution

1. Step 1: Write the proportion equation
   5,474.34 : 7,554.61 = 3,116.49 : x
2. Step 2: Convert to fraction form
   5,474.34/7,554.61 = 3,116.49/x
3. Step 3: Cross multiply
   5,474.34x = 7,554.61 × 3,116.49
4. Step 4: Simplify right side
   5,474.34x = 23,543,830.40
5. Step 5: Solve for x
   x = 23,543,830.40/5,474.34
6. Step 6: Final answer
   x = 4,300.76