Finding the Third Proportional to 67,392 and 147,600

Step by Step Solution

1. Step 1: Write the proportion equation
   67,392 : 147,600 = 147,600 : x
2. Step 2: Convert to fraction form
   67,392/147,600 = 147,600/x
3. Step 3: Cross multiply
   67,392x = 147,600 × 147,600
4. Step 4: Simplify right side
   67,392x = 21,785,760,000
5. Step 5: Solve for x
   x = 21,785,760,000/67,392
6. Step 6: Final answer
   x = 323,269.23