Finding the Third Proportional to 266,754 and 400,141.50

Step by Step Solution

1. Step 1: Write the proportion equation
   266,754 : 400,141.50 = 400,141.50 : x
2. Step 2: Convert to fraction form
   266,754/400,141.50 = 400,141.50/x
3. Step 3: Cross multiply
   266,754x = 400,141.50 × 400,141.50
4. Step 4: Simplify right side
   266,754x = 160,113,220,022.25
5. Step 5: Solve for x
   x = 160,113,220,022.25/266,754
6. Step 6: Final answer
   x = 600,228.00