Finding the Third Proportional to 182,689.50 and 286,986

Step by Step Solution

1. Step 1: Write the proportion equation
   182,689.50 : 286,986 = 286,986 : x
2. Step 2: Convert to fraction form
   182,689.50/286,986 = 286,986/x
3. Step 3: Cross multiply
   182,689.50x = 286,986 × 286,986
4. Step 4: Simplify right side
   182,689.50x = 82,360,964,196
5. Step 5: Solve for x
   x = 82,360,964,196/182,689.50
6. Step 6: Final answer
   x = 450,824.84