Finding the Fourth Proportional to 1,703.27, 2,348.18 and 1,278.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,703.27 : 2,348.18 = 1,278.51 : x
2. Step 2: Convert to fraction form
   1,703.27/2,348.18 = 1,278.51/x
3. Step 3: Cross multiply
   1,703.27x = 2,348.18 × 1,278.51
4. Step 4: Simplify right side
   1,703.27x = 3,002,165.22
5. Step 5: Solve for x
   x = 3,002,165.22/1,703.27
6. Step 6: Final answer
   x = 1,762.59