Finding the Third Proportional to 268,236 and 375,907.50

Step by Step Solution

1. Step 1: Write the proportion equation
   268,236 : 375,907.50 = 375,907.50 : x
2. Step 2: Convert to fraction form
   268,236/375,907.50 = 375,907.50/x
3. Step 3: Cross multiply
   268,236x = 375,907.50 × 375,907.50
4. Step 4: Simplify right side
   268,236x = 141,306,448,556.25
5. Step 5: Solve for x
   x = 141,306,448,556.25/268,236
6. Step 6: Final answer
   x = 526,798.97