Finding the Fourth Proportional to 2,384.47, 3,290.52 and 1,307.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384.47 : 3,290.52 = 1,307.73 : x
2. Step 2: Convert to fraction form
   2,384.47/3,290.52 = 1,307.73/x
3. Step 3: Cross multiply
   2,384.47x = 3,290.52 × 1,307.73
4. Step 4: Simplify right side
   2,384.47x = 4,303,111.72
5. Step 5: Solve for x
   x = 4,303,111.72/2,384.47
6. Step 6: Final answer
   x = 1,804.64