Finding the Fourth Proportional to 1,841.71, 2,541.50 and 1,002.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,841.71 : 2,541.50 = 1,002.40 : x
2. Step 2: Convert to fraction form
   1,841.71/2,541.50 = 1,002.40/x
3. Step 3: Cross multiply
   1,841.71x = 2,541.50 × 1,002.40
4. Step 4: Simplify right side
   1,841.71x = 2,547,601.96
5. Step 5: Solve for x
   x = 2,547,601.96/1,841.71
6. Step 6: Final answer
   x = 1,383.28