Finding the Fourth Proportional to 5,108.94, 7,051.32 and 2,984.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,108.94 : 7,051.32 = 2,984.72 : x
2. Step 2: Convert to fraction form
   5,108.94/7,051.32 = 2,984.72/x
3. Step 3: Cross multiply
   5,108.94x = 7,051.32 × 2,984.72
4. Step 4: Simplify right side
   5,108.94x = 21,046,180.57
5. Step 5: Solve for x
   x = 21,046,180.57/5,108.94
6. Step 6: Final answer
   x = 4,119.48