Finding the Fourth Proportional to 1,748.45, 2,412.78 and 1,002.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,748.45 : 2,412.78 = 1,002.35 : x
2. Step 2: Convert to fraction form
   1,748.45/2,412.78 = 1,002.35/x
3. Step 3: Cross multiply
   1,748.45x = 2,412.78 × 1,002.35
4. Step 4: Simplify right side
   1,748.45x = 2,418,450.03
5. Step 5: Solve for x
   x = 2,418,450.03/1,748.45
6. Step 6: Final answer
   x = 1,383.20