Finding the Fourth Proportional to 1,646.49, 2,271.52 and 1,015.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,646.49 : 2,271.52 = 1,015.93 : x
2. Step 2: Convert to fraction form
   1,646.49/2,271.52 = 1,015.93/x
3. Step 3: Cross multiply
   1,646.49x = 2,271.52 × 1,015.93
4. Step 4: Simplify right side
   1,646.49x = 2,307,705.31
5. Step 5: Solve for x
   x = 2,307,705.31/1,646.49
6. Step 6: Final answer
   x = 1,401.59