Finding the Third Proportional to 144,480 and 191,710

Step by Step Solution

1. Step 1: Write the proportion equation
   144,480 : 191,710 = 191,710 : x
2. Step 2: Convert to fraction form
   144,480/191,710 = 191,710/x
3. Step 3: Cross multiply
   144,480x = 191,710 × 191,710
4. Step 4: Simplify right side
   144,480x = 36,752,724,100
5. Step 5: Solve for x
   x = 36,752,724,100/144,480
6. Step 6: Final answer
   x = 254,379.32