Finding the Third Proportional to 16,649.72 and 34,838.44

Step by Step Solution

1. Step 1: Write the proportion equation
   16,649.72 : 34,838.44 = 34,838.44 : x
2. Step 2: Convert to fraction form
   16,649.72/34,838.44 = 34,838.44/x
3. Step 3: Cross multiply
   16,649.72x = 34,838.44 × 34,838.44
4. Step 4: Simplify right side
   16,649.72x = 1,213,716,727.44
5. Step 5: Solve for x
   x = 1,213,716,727.44/16,649.72
6. Step 6: Final answer
   x = 72,897.13