Finding the Fourth Proportional to 1,494.51, 2,238.53 and 945.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,494.51 : 2,238.53 = 945.33 : x
2. Step 2: Convert to fraction form
   1,494.51/2,238.53 = 945.33/x
3. Step 3: Cross multiply
   1,494.51x = 2,238.53 × 945.33
4. Step 4: Simplify right side
   1,494.51x = 2,116,144.84
5. Step 5: Solve for x
   x = 2,116,144.84/1,494.51
6. Step 6: Final answer
   x = 1,415.95