Finding the Fourth Proportional to 5,094.98, 7,031.06 and 3,105.53

Step by Step Solution

1. Step 1: Write the proportion equation
   5,094.98 : 7,031.06 = 3,105.53 : x
2. Step 2: Convert to fraction form
   5,094.98/7,031.06 = 3,105.53/x
3. Step 3: Cross multiply
   5,094.98x = 7,031.06 × 3,105.53
4. Step 4: Simplify right side
   5,094.98x = 21,835,132.61
5. Step 5: Solve for x
   x = 21,835,132.61/5,094.98
6. Step 6: Final answer
   x = 4,285.62