Finding the Third Proportional to 38,318 and 56,018

Step by Step Solution

1. Step 1: Write the proportion equation
   38,318 : 56,018 = 56,018 : x
2. Step 2: Convert to fraction form
   38,318/56,018 = 56,018/x
3. Step 3: Cross multiply
   38,318x = 56,018 × 56,018
4. Step 4: Simplify right side
   38,318x = 3,138,016,324
5. Step 5: Solve for x
   x = 3,138,016,324/38,318
6. Step 6: Final answer
   x = 81,894.05