Finding the Fourth Proportional to 2,099.51, 3,148.29 and 1,512.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099.51 : 3,148.29 = 1,512.05 : x
2. Step 2: Convert to fraction form
   2,099.51/3,148.29 = 1,512.05/x
3. Step 3: Cross multiply
   2,099.51x = 3,148.29 × 1,512.05
4. Step 4: Simplify right side
   2,099.51x = 4,760,356.15
5. Step 5: Solve for x
   x = 4,760,356.15/2,099.51
6. Step 6: Final answer
   x = 2,267.37