Finding the Third Proportional to 18,312 and 37,494

Step by Step Solution

1. Step 1: Write the proportion equation
   18,312 : 37,494 = 37,494 : x
2. Step 2: Convert to fraction form
   18,312/37,494 = 37,494/x
3. Step 3: Cross multiply
   18,312x = 37,494 × 37,494
4. Step 4: Simplify right side
   18,312x = 1,405,800,036
5. Step 5: Solve for x
   x = 1,405,800,036/18,312
6. Step 6: Final answer
   x = 76,769.33