Finding the Third Proportional to 250,090.03 and 397,279.69

Step by Step Solution

1. Step 1: Write the proportion equation
   250,090.03 : 397,279.69 = 397,279.69 : x
2. Step 2: Convert to fraction form
   250,090.03/397,279.69 = 397,279.69/x
3. Step 3: Cross multiply
   250,090.03x = 397,279.69 × 397,279.69
4. Step 4: Simplify right side
   250,090.03x = 157,831,150,100.10
5. Step 5: Solve for x
   x = 157,831,150,100.10/250,090.03
6. Step 6: Final answer
   x = 631,097.33