Finding the Third Proportional to 276,237 and 605,191.50

Step by Step Solution

1. Step 1: Write the proportion equation
   276,237 : 605,191.50 = 605,191.50 : x
2. Step 2: Convert to fraction form
   276,237/605,191.50 = 605,191.50/x
3. Step 3: Cross multiply
   276,237x = 605,191.50 × 605,191.50
4. Step 4: Simplify right side
   276,237x = 366,256,751,672.25
5. Step 5: Solve for x
   x = 366,256,751,672.25/276,237
6. Step 6: Final answer
   x = 1,325,878.69