Finding the Fourth Proportional to 8,333.16, 12,488.92 and 3,397

Step by Step Solution

1. Step 1: Write the proportion equation
   8,333.16 : 12,488.92 = 3,397 : x
2. Step 2: Convert to fraction form
   8,333.16/12,488.92 = 3,397/x
3. Step 3: Cross multiply
   8,333.16x = 12,488.92 × 3,397
4. Step 4: Simplify right side
   8,333.16x = 42,424,861.24
5. Step 5: Solve for x
   x = 42,424,861.24/8,333.16
6. Step 6: Final answer
   x = 5,091.09