Finding the Third Proportional to 149,470 and 222,076

Step by Step Solution

1. Step 1: Write the proportion equation
   149,470 : 222,076 = 222,076 : x
2. Step 2: Convert to fraction form
   149,470/222,076 = 222,076/x
3. Step 3: Cross multiply
   149,470x = 222,076 × 222,076
4. Step 4: Simplify right side
   149,470x = 49,317,749,776
5. Step 5: Solve for x
   x = 49,317,749,776/149,470
6. Step 6: Final answer
   x = 329,950.82