Finding the Third Proportional to 139,402 and 301,076

Step by Step Solution

1. Step 1: Write the proportion equation
   139,402 : 301,076 = 301,076 : x
2. Step 2: Convert to fraction form
   139,402/301,076 = 301,076/x
3. Step 3: Cross multiply
   139,402x = 301,076 × 301,076
4. Step 4: Simplify right side
   139,402x = 90,646,757,776
5. Step 5: Solve for x
   x = 90,646,757,776/139,402
6. Step 6: Final answer
   x = 650,254.36