Finding the Third Proportional to 254,308 and 373,672

Step by Step Solution

1. Step 1: Write the proportion equation
   254,308 : 373,672 = 373,672 : x
2. Step 2: Convert to fraction form
   254,308/373,672 = 373,672/x
3. Step 3: Cross multiply
   254,308x = 373,672 × 373,672
4. Step 4: Simplify right side
   254,308x = 139,630,763,584
5. Step 5: Solve for x
   x = 139,630,763,584/254,308
6. Step 6: Final answer
   x = 549,061.62