Finding the Third Proportional to 859.31 and 1,333.88

Step by Step Solution

1. Step 1: Write the proportion equation
   859.31 : 1,333.88 = 1,333.88 : x
2. Step 2: Convert to fraction form
   859.31/1,333.88 = 1,333.88/x
3. Step 3: Cross multiply
   859.31x = 1,333.88 × 1,333.88
4. Step 4: Simplify right side
   859.31x = 1,779,222.52
5. Step 5: Solve for x
   x = 1,779,222.52/859.31
6. Step 6: Final answer
   x = 2,070.52