Finding the Fourth Proportional to 1,664.02, 2,293.83 and 1,368.77

Step by Step Solution

1. Step 1: Write the proportion equation
   1,664.02 : 2,293.83 = 1,368.77 : x
2. Step 2: Convert to fraction form
   1,664.02/2,293.83 = 1,368.77/x
3. Step 3: Cross multiply
   1,664.02x = 2,293.83 × 1,368.77
4. Step 4: Simplify right side
   1,664.02x = 3,139,725.69
5. Step 5: Solve for x
   x = 3,139,725.69/1,664.02
6. Step 6: Final answer
   x = 1,886.84