Finding the Third Proportional to 139,514 and 301,492

Step by Step Solution

1. Step 1: Write the proportion equation
   139,514 : 301,492 = 301,492 : x
2. Step 2: Convert to fraction form
   139,514/301,492 = 301,492/x
3. Step 3: Cross multiply
   139,514x = 301,492 × 301,492
4. Step 4: Simplify right side
   139,514x = 90,897,426,064
5. Step 5: Solve for x
   x = 90,897,426,064/139,514
6. Step 6: Final answer
   x = 651,529.07