Finding the Fourth Proportional to 1,383.39, 1,910.01 and 1,053.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,383.39 : 1,910.01 = 1,053.51 : x
2. Step 2: Convert to fraction form
   1,383.39/1,910.01 = 1,053.51/x
3. Step 3: Cross multiply
   1,383.39x = 1,910.01 × 1,053.51
4. Step 4: Simplify right side
   1,383.39x = 2,012,214.64
5. Step 5: Solve for x
   x = 2,012,214.64/1,383.39
6. Step 6: Final answer
   x = 1,454.55