Finding the Fourth Proportional to 3,100.48, 4,650.41 and 1,251.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,100.48 : 4,650.41 = 1,251.05 : x
2. Step 2: Convert to fraction form
   3,100.48/4,650.41 = 1,251.05/x
3. Step 3: Cross multiply
   3,100.48x = 4,650.41 × 1,251.05
4. Step 4: Simplify right side
   3,100.48x = 5,817,875.31
5. Step 5: Solve for x
   x = 5,817,875.31/3,100.48
6. Step 6: Final answer
   x = 1,876.44