Finding the Third Proportional to 65,054 and 142,008

Step by Step Solution

1. Step 1: Write the proportion equation
   65,054 : 142,008 = 142,008 : x
2. Step 2: Convert to fraction form
   65,054/142,008 = 142,008/x
3. Step 3: Cross multiply
   65,054x = 142,008 × 142,008
4. Step 4: Simplify right side
   65,054x = 20,166,272,064
5. Step 5: Solve for x
   x = 20,166,272,064/65,054
6. Step 6: Final answer
   x = 309,992.81