Finding the Third Proportional to 276,372 and 585,959.06

Step by Step Solution

1. Step 1: Write the proportion equation
   276,372 : 585,959.06 = 585,959.06 : x
2. Step 2: Convert to fraction form
   276,372/585,959.06 = 585,959.06/x
3. Step 3: Cross multiply
   276,372x = 585,959.06 × 585,959.06
4. Step 4: Simplify right side
   276,372x = 343,348,022,925.88
5. Step 5: Solve for x
   x = 343,348,022,925.88/276,372
6. Step 6: Final answer
   x = 1,242,340.12