Finding the Third Proportional to 1,099.83 and 2,856.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,099.83 : 2,856.52 = 2,856.52 : x
2. Step 2: Convert to fraction form
   1,099.83/2,856.52 = 2,856.52/x
3. Step 3: Cross multiply
   1,099.83x = 2,856.52 × 2,856.52
4. Step 4: Simplify right side
   1,099.83x = 8,159,681.52
5. Step 5: Solve for x
   x = 8,159,681.52/1,099.83
6. Step 6: Final answer
   x = 7,419.05