Finding the Fourth Proportional to 3,434.37, 5,150.34 and 1,485.51

Step by Step Solution

1. Step 1: Write the proportion equation
   3,434.37 : 5,150.34 = 1,485.51 : x
2. Step 2: Convert to fraction form
   3,434.37/5,150.34 = 1,485.51/x
3. Step 3: Cross multiply
   3,434.37x = 5,150.34 × 1,485.51
4. Step 4: Simplify right side
   3,434.37x = 7,650,881.57
5. Step 5: Solve for x
   x = 7,650,881.57/3,434.37
6. Step 6: Final answer
   x = 2,227.74