Finding the Fourth Proportional to 1,748.42, 2,412.80 and 1,002.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,748.42 : 2,412.80 = 1,002.38 : x
2. Step 2: Convert to fraction form
   1,748.42/2,412.80 = 1,002.38/x
3. Step 3: Cross multiply
   1,748.42x = 2,412.80 × 1,002.38
4. Step 4: Simplify right side
   1,748.42x = 2,418,542.46
5. Step 5: Solve for x
   x = 2,418,542.46/1,748.42
6. Step 6: Final answer
   x = 1,383.27