Finding the Fourth Proportional to 1,393.37, 2,088.24 and 1,043.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,393.37 : 2,088.24 = 1,043.96 : x
2. Step 2: Convert to fraction form
   1,393.37/2,088.24 = 1,043.96/x
3. Step 3: Cross multiply
   1,393.37x = 2,088.24 × 1,043.96
4. Step 4: Simplify right side
   1,393.37x = 2,180,028.59
5. Step 5: Solve for x
   x = 2,180,028.59/1,393.37
6. Step 6: Final answer
   x = 1,564.58