Finding the Third Proportional to 151,070 and 222,428

Step by Step Solution

1. Step 1: Write the proportion equation
   151,070 : 222,428 = 222,428 : x
2. Step 2: Convert to fraction form
   151,070/222,428 = 222,428/x
3. Step 3: Cross multiply
   151,070x = 222,428 × 222,428
4. Step 4: Simplify right side
   151,070x = 49,474,215,184
5. Step 5: Solve for x
   x = 49,474,215,184/151,070
6. Step 6: Final answer
   x = 327,491.99