Finding the Third Proportional to 367,436 and 520,065

Step by Step Solution

1. Step 1: Write the proportion equation
   367,436 : 520,065 = 520,065 : x
2. Step 2: Convert to fraction form
   367,436/520,065 = 520,065/x
3. Step 3: Cross multiply
   367,436x = 520,065 × 520,065
4. Step 4: Simplify right side
   367,436x = 270,467,604,225
5. Step 5: Solve for x
   x = 270,467,604,225/367,436
6. Step 6: Final answer
   x = 736,094.46