Finding the Third Proportional to 139,244 and 202,910

Step by Step Solution

1. Step 1: Write the proportion equation
   139,244 : 202,910 = 202,910 : x
2. Step 2: Convert to fraction form
   139,244/202,910 = 202,910/x
3. Step 3: Cross multiply
   139,244x = 202,910 × 202,910
4. Step 4: Simplify right side
   139,244x = 41,172,468,100
5. Step 5: Solve for x
   x = 41,172,468,100/139,244
6. Step 6: Final answer
   x = 295,685.76