Finding the Fourth Proportional to 2,099.27, 3,148.25 and 929.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099.27 : 3,148.25 = 929.25 : x
2. Step 2: Convert to fraction form
   2,099.27/3,148.25 = 929.25/x
3. Step 3: Cross multiply
   2,099.27x = 3,148.25 × 929.25
4. Step 4: Simplify right side
   2,099.27x = 2,925,506.67
5. Step 5: Solve for x
   x = 2,925,506.67/2,099.27
6. Step 6: Final answer
   x = 1,393.58