Finding the Third Proportional to 71,804 and 147,172

Step by Step Solution

1. Step 1: Write the proportion equation
   71,804 : 147,172 = 147,172 : x
2. Step 2: Convert to fraction form
   71,804/147,172 = 147,172/x
3. Step 3: Cross multiply
   71,804x = 147,172 × 147,172
4. Step 4: Simplify right side
   71,804x = 21,659,597,584
5. Step 5: Solve for x
   x = 21,659,597,584/71,804
6. Step 6: Final answer
   x = 301,648.90