Finding the Fourth Proportional to 5,111.04, 7,664.73 and 1,648.29

Step by Step Solution

1. Step 1: Write the proportion equation
   5,111.04 : 7,664.73 = 1,648.29 : x
2. Step 2: Convert to fraction form
   5,111.04/7,664.73 = 1,648.29/x
3. Step 3: Cross multiply
   5,111.04x = 7,664.73 × 1,648.29
4. Step 4: Simplify right side
   5,111.04x = 12,633,697.81
5. Step 5: Solve for x
   x = 12,633,697.81/5,111.04
6. Step 6: Final answer
   x = 2,471.84