Finding the Third Proportional to 144,060 and 218,076

Step by Step Solution

1. Step 1: Write the proportion equation
   144,060 : 218,076 = 218,076 : x
2. Step 2: Convert to fraction form
   144,060/218,076 = 218,076/x
3. Step 3: Cross multiply
   144,060x = 218,076 × 218,076
4. Step 4: Simplify right side
   144,060x = 47,557,141,776
5. Step 5: Solve for x
   x = 47,557,141,776/144,060
6. Step 6: Final answer
   x = 330,120.38