Finding the Third Proportional to 122,333.50 and 259,368

Step by Step Solution

1. Step 1: Write the proportion equation
   122,333.50 : 259,368 = 259,368 : x
2. Step 2: Convert to fraction form
   122,333.50/259,368 = 259,368/x
3. Step 3: Cross multiply
   122,333.50x = 259,368 × 259,368
4. Step 4: Simplify right side
   122,333.50x = 67,271,759,424
5. Step 5: Solve for x
   x = 67,271,759,424/122,333.50
6. Step 6: Final answer
   x = 549,904.64