Finding the Fourth Proportional to 5,139.84, 7,093.89 and 4,906.11

Step by Step Solution

1. Step 1: Write the proportion equation
   5,139.84 : 7,093.89 = 4,906.11 : x
2. Step 2: Convert to fraction form
   5,139.84/7,093.89 = 4,906.11/x
3. Step 3: Cross multiply
   5,139.84x = 7,093.89 × 4,906.11
4. Step 4: Simplify right side
   5,139.84x = 34,803,404.67
5. Step 5: Solve for x
   x = 34,803,404.67/5,139.84
6. Step 6: Final answer
   x = 6,771.30