Finding the Third Proportional to 151,140 and 222,102

Step by Step Solution

1. Step 1: Write the proportion equation
   151,140 : 222,102 = 222,102 : x
2. Step 2: Convert to fraction form
   151,140/222,102 = 222,102/x
3. Step 3: Cross multiply
   151,140x = 222,102 × 222,102
4. Step 4: Simplify right side
   151,140x = 49,329,298,404
5. Step 5: Solve for x
   x = 49,329,298,404/151,140
6. Step 6: Final answer
   x = 326,381.49