Finding the Third Proportional to 17,990 and 36,844

Step by Step Solution

1. Step 1: Write the proportion equation
   17,990 : 36,844 = 36,844 : x
2. Step 2: Convert to fraction form
   17,990/36,844 = 36,844/x
3. Step 3: Cross multiply
   17,990x = 36,844 × 36,844
4. Step 4: Simplify right side
   17,990x = 1,357,480,336
5. Step 5: Solve for x
   x = 1,357,480,336/17,990
6. Step 6: Final answer
   x = 75,457.50