Finding the Third Proportional to 116,412 and 254,152

Step by Step Solution

1. Step 1: Write the proportion equation
   116,412 : 254,152 = 254,152 : x
2. Step 2: Convert to fraction form
   116,412/254,152 = 254,152/x
3. Step 3: Cross multiply
   116,412x = 254,152 × 254,152
4. Step 4: Simplify right side
   116,412x = 64,593,239,104
5. Step 5: Solve for x
   x = 64,593,239,104/116,412
6. Step 6: Final answer
   x = 554,867.53