Finding the Fourth Proportional to 1,788.06, 2,467.56 and 1,002.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,788.06 : 2,467.56 = 1,002.30 : x
2. Step 2: Convert to fraction form
   1,788.06/2,467.56 = 1,002.30/x
3. Step 3: Cross multiply
   1,788.06x = 2,467.56 × 1,002.30
4. Step 4: Simplify right side
   1,788.06x = 2,473,235.39
5. Step 5: Solve for x
   x = 2,473,235.39/1,788.06
6. Step 6: Final answer
   x = 1,383.19