Finding the Fourth Proportional to 6,931.49, 10,404.62 and 2,984.69

Step by Step Solution

1. Step 1: Write the proportion equation
   6,931.49 : 10,404.62 = 2,984.69 : x
2. Step 2: Convert to fraction form
   6,931.49/10,404.62 = 2,984.69/x
3. Step 3: Cross multiply
   6,931.49x = 10,404.62 × 2,984.69
4. Step 4: Simplify right side
   6,931.49x = 31,054,498.32
5. Step 5: Solve for x
   x = 31,054,498.32/6,931.49
6. Step 6: Final answer
   x = 4,480.21