Finding the Third Proportional to 267,543 and 356,663.25

Step by Step Solution

1. Step 1: Write the proportion equation
   267,543 : 356,663.25 = 356,663.25 : x
2. Step 2: Convert to fraction form
   267,543/356,663.25 = 356,663.25/x
3. Step 3: Cross multiply
   267,543x = 356,663.25 × 356,663.25
4. Step 4: Simplify right side
   267,543x = 127,208,673,900.56
5. Step 5: Solve for x
   x = 127,208,673,900.56/267,543
6. Step 6: Final answer
   x = 475,470.01