Finding the Third Proportional to 65,051 and 139,804

Step by Step Solution

1. Step 1: Write the proportion equation
   65,051 : 139,804 = 139,804 : x
2. Step 2: Convert to fraction form
   65,051/139,804 = 139,804/x
3. Step 3: Cross multiply
   65,051x = 139,804 × 139,804
4. Step 4: Simplify right side
   65,051x = 19,545,158,416
5. Step 5: Solve for x
   x = 19,545,158,416/65,051
6. Step 6: Final answer
   x = 300,459.00