Finding the Third Proportional to 267,399 and 401,156.25

Step by Step Solution

1. Step 1: Write the proportion equation
   267,399 : 401,156.25 = 401,156.25 : x
2. Step 2: Convert to fraction form
   267,399/401,156.25 = 401,156.25/x
3. Step 3: Cross multiply
   267,399x = 401,156.25 × 401,156.25
4. Step 4: Simplify right side
   267,399x = 160,926,336,914.06
5. Step 5: Solve for x
   x = 160,926,336,914.06/267,399
6. Step 6: Final answer
   x = 601,821.01