Finding the Third Proportional to 266,716.50 and 581,364

Step by Step Solution

1. Step 1: Write the proportion equation
   266,716.50 : 581,364 = 581,364 : x
2. Step 2: Convert to fraction form
   266,716.50/581,364 = 581,364/x
3. Step 3: Cross multiply
   266,716.50x = 581,364 × 581,364
4. Step 4: Simplify right side
   266,716.50x = 337,984,100,496
5. Step 5: Solve for x
   x = 337,984,100,496/266,716.50
6. Step 6: Final answer
   x = 1,267,203.57