Finding the Fourth Proportional to 5,113.98, 7,056.27 and 3,018.60

Step by Step Solution

1. Step 1: Write the proportion equation
   5,113.98 : 7,056.27 = 3,018.60 : x
2. Step 2: Convert to fraction form
   5,113.98/7,056.27 = 3,018.60/x
3. Step 3: Cross multiply
   5,113.98x = 7,056.27 × 3,018.60
4. Step 4: Simplify right side
   5,113.98x = 21,300,056.62
5. Step 5: Solve for x
   x = 21,300,056.62/5,113.98
6. Step 6: Final answer
   x = 4,165.06