Finding the Fourth Proportional to 1,384.06, 2,071.30 and 1,304.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,384.06 : 2,071.30 = 1,304.10 : x
2. Step 2: Convert to fraction form
   1,384.06/2,071.30 = 1,304.10/x
3. Step 3: Cross multiply
   1,384.06x = 2,071.30 × 1,304.10
4. Step 4: Simplify right side
   1,384.06x = 2,701,182.33
5. Step 5: Solve for x
   x = 2,701,182.33/1,384.06
6. Step 6: Final answer
   x = 1,951.64