Finding the Third Proportional to 367,380 and 561,936

Step by Step Solution

1. Step 1: Write the proportion equation
   367,380 : 561,936 = 561,936 : x
2. Step 2: Convert to fraction form
   367,380/561,936 = 561,936/x
3. Step 3: Cross multiply
   367,380x = 561,936 × 561,936
4. Step 4: Simplify right side
   367,380x = 315,772,068,096
5. Step 5: Solve for x
   x = 315,772,068,096/367,380
6. Step 6: Final answer
   x = 859,524.38