Finding the Third Proportional to 147,432 and 222,210

Step by Step Solution

1. Step 1: Write the proportion equation
   147,432 : 222,210 = 222,210 : x
2. Step 2: Convert to fraction form
   147,432/222,210 = 222,210/x
3. Step 3: Cross multiply
   147,432x = 222,210 × 222,210
4. Step 4: Simplify right side
   147,432x = 49,377,284,100
5. Step 5: Solve for x
   x = 49,377,284,100/147,432
6. Step 6: Final answer
   x = 334,915.65