Finding the Fourth Proportional to 5,064.18, 6,983.91 and 3,384.78

Step by Step Solution

1. Step 1: Write the proportion equation
   5,064.18 : 6,983.91 = 3,384.78 : x
2. Step 2: Convert to fraction form
   5,064.18/6,983.91 = 3,384.78/x
3. Step 3: Cross multiply
   5,064.18x = 6,983.91 × 3,384.78
4. Step 4: Simplify right side
   5,064.18x = 23,638,998.89
5. Step 5: Solve for x
   x = 23,638,998.89/5,064.18
6. Step 6: Final answer
   x = 4,667.88