Finding the Fourth Proportional to 5,111.70, 7,054.47 and 3,348.06

Step by Step Solution

1. Step 1: Write the proportion equation
   5,111.70 : 7,054.47 = 3,348.06 : x
2. Step 2: Convert to fraction form
   5,111.70/7,054.47 = 3,348.06/x
3. Step 3: Cross multiply
   5,111.70x = 7,054.47 × 3,348.06
4. Step 4: Simplify right side
   5,111.70x = 23,618,788.83
5. Step 5: Solve for x
   x = 23,618,788.83/5,111.70
6. Step 6: Final answer
   x = 4,620.54