Finding the Third Proportional to 64,253 and 139,233

Step by Step Solution

1. Step 1: Write the proportion equation
   64,253 : 139,233 = 139,233 : x
2. Step 2: Convert to fraction form
   64,253/139,233 = 139,233/x
3. Step 3: Cross multiply
   64,253x = 139,233 × 139,233
4. Step 4: Simplify right side
   64,253x = 19,385,828,289
5. Step 5: Solve for x
   x = 19,385,828,289/64,253
6. Step 6: Final answer
   x = 301,710.87