Finding the Third Proportional to 116,928 and 254,576

Step by Step Solution

1. Step 1: Write the proportion equation
   116,928 : 254,576 = 254,576 : x
2. Step 2: Convert to fraction form
   116,928/254,576 = 254,576/x
3. Step 3: Cross multiply
   116,928x = 254,576 × 254,576
4. Step 4: Simplify right side
   116,928x = 64,808,939,776
5. Step 5: Solve for x
   x = 64,808,939,776/116,928
6. Step 6: Final answer
   x = 554,263.65