Finding the Third Proportional to 138,017.25 and 295,986

Step by Step Solution

1. Step 1: Write the proportion equation
   138,017.25 : 295,986 = 295,986 : x
2. Step 2: Convert to fraction form
   138,017.25/295,986 = 295,986/x
3. Step 3: Cross multiply
   138,017.25x = 295,986 × 295,986
4. Step 4: Simplify right side
   138,017.25x = 87,607,712,196
5. Step 5: Solve for x
   x = 87,607,712,196/138,017.25
6. Step 6: Final answer
   x = 634,759.15