Finding the Third Proportional to 168,603 and 254,018.25

Step by Step Solution

1. Step 1: Write the proportion equation
   168,603 : 254,018.25 = 254,018.25 : x
2. Step 2: Convert to fraction form
   168,603/254,018.25 = 254,018.25/x
3. Step 3: Cross multiply
   168,603x = 254,018.25 × 254,018.25
4. Step 4: Simplify right side
   168,603x = 64,525,271,333.06
5. Step 5: Solve for x
   x = 64,525,271,333.06/168,603
6. Step 6: Final answer
   x = 382,705.36