Finding the Third Proportional to 72,481 and 147,000

Step by Step Solution

1. Step 1: Write the proportion equation
   72,481 : 147,000 = 147,000 : x
2. Step 2: Convert to fraction form
   72,481/147,000 = 147,000/x
3. Step 3: Cross multiply
   72,481x = 147,000 × 147,000
4. Step 4: Simplify right side
   72,481x = 21,609,000,000
5. Step 5: Solve for x
   x = 21,609,000,000/72,481
6. Step 6: Final answer
   x = 298,133.30