Finding the Third Proportional to 119,158 and 248,116

Step by Step Solution

1. Step 1: Write the proportion equation
   119,158 : 248,116 = 248,116 : x
2. Step 2: Convert to fraction form
   119,158/248,116 = 248,116/x
3. Step 3: Cross multiply
   119,158x = 248,116 × 248,116
4. Step 4: Simplify right side
   119,158x = 61,561,549,456
5. Step 5: Solve for x
   x = 61,561,549,456/119,158
6. Step 6: Final answer
   x = 516,637.99