Finding the Fourth Proportional to 1,359.51, 1,875.49 and 800.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359.51 : 1,875.49 = 800.02 : x
2. Step 2: Convert to fraction form
   1,359.51/1,875.49 = 800.02/x
3. Step 3: Cross multiply
   1,359.51x = 1,875.49 × 800.02
4. Step 4: Simplify right side
   1,359.51x = 1,500,429.51
5. Step 5: Solve for x
   x = 1,500,429.51/1,359.51
6. Step 6: Final answer
   x = 1,103.65