Finding the Third Proportional to 259,048 and 557,461.75

Step by Step Solution

1. Step 1: Write the proportion equation
   259,048 : 557,461.75 = 557,461.75 : x
2. Step 2: Convert to fraction form
   259,048/557,461.75 = 557,461.75/x
3. Step 3: Cross multiply
   259,048x = 557,461.75 × 557,461.75
4. Step 4: Simplify right side
   259,048x = 310,763,602,713.06
5. Step 5: Solve for x
   x = 310,763,602,713.06/259,048
6. Step 6: Final answer
   x = 1,199,637.14