Finding the Third Proportional to 85,112 and 182,860

Step by Step Solution

1. Step 1: Write the proportion equation
   85,112 : 182,860 = 182,860 : x
2. Step 2: Convert to fraction form
   85,112/182,860 = 182,860/x
3. Step 3: Cross multiply
   85,112x = 182,860 × 182,860
4. Step 4: Simplify right side
   85,112x = 33,437,779,600
5. Step 5: Solve for x
   x = 33,437,779,600/85,112
6. Step 6: Final answer
   x = 392,867.98