Finding the Third Proportional to 67,554 and 147,000

Step by Step Solution

1. Step 1: Write the proportion equation
   67,554 : 147,000 = 147,000 : x
2. Step 2: Convert to fraction form
   67,554/147,000 = 147,000/x
3. Step 3: Cross multiply
   67,554x = 147,000 × 147,000
4. Step 4: Simplify right side
   67,554x = 21,609,000,000
5. Step 5: Solve for x
   x = 21,609,000,000/67,554
6. Step 6: Final answer
   x = 319,877.43