Finding the Third Proportional to 405,000 and 937,605.38

Step by Step Solution

1. Step 1: Write the proportion equation
   405,000 : 937,605.38 = 937,605.38 : x
2. Step 2: Convert to fraction form
   405,000/937,605.38 = 937,605.38/x
3. Step 3: Cross multiply
   405,000x = 937,605.38 × 937,605.38
4. Step 4: Simplify right side
   405,000x = 879,103,839,228.89
5. Step 5: Solve for x
   x = 879,103,839,228.89/405,000
6. Step 6: Final answer
   x = 2,170,626.76