Finding the Third Proportional to 266,326.50 and 374,610

Step by Step Solution

1. Step 1: Write the proportion equation
   266,326.50 : 374,610 = 374,610 : x
2. Step 2: Convert to fraction form
   266,326.50/374,610 = 374,610/x
3. Step 3: Cross multiply
   266,326.50x = 374,610 × 374,610
4. Step 4: Simplify right side
   266,326.50x = 140,332,652,100
5. Step 5: Solve for x
   x = 140,332,652,100/266,326.50
6. Step 6: Final answer
   x = 526,919.60