Finding the Fourth Proportional to 5,099.05, 7,035.55 and 4,931.05

Step by Step Solution

1. Step 1: Write the proportion equation
   5,099.05 : 7,035.55 = 4,931.05 : x
2. Step 2: Convert to fraction form
   5,099.05/7,035.55 = 4,931.05/x
3. Step 3: Cross multiply
   5,099.05x = 7,035.55 × 4,931.05
4. Step 4: Simplify right side
   5,099.05x = 34,692,648.83
5. Step 5: Solve for x
   x = 34,692,648.83/5,099.05
6. Step 6: Final answer
   x = 6,803.75