Finding the Third Proportional to 116,010 and 254,430

Step by Step Solution

1. Step 1: Write the proportion equation
   116,010 : 254,430 = 254,430 : x
2. Step 2: Convert to fraction form
   116,010/254,430 = 254,430/x
3. Step 3: Cross multiply
   116,010x = 254,430 × 254,430
4. Step 4: Simplify right side
   116,010x = 64,734,624,900
5. Step 5: Solve for x
   x = 64,734,624,900/116,010
6. Step 6: Final answer
   x = 558,009.01