Finding the Third Proportional to 116,354 and 253,444

Step by Step Solution

1. Step 1: Write the proportion equation
   116,354 : 253,444 = 253,444 : x
2. Step 2: Convert to fraction form
   116,354/253,444 = 253,444/x
3. Step 3: Cross multiply
   116,354x = 253,444 × 253,444
4. Step 4: Simplify right side
   116,354x = 64,233,861,136
5. Step 5: Solve for x
   x = 64,233,861,136/116,354
6. Step 6: Final answer
   x = 552,055.46