Finding the Third Proportional to 71,601.47 and 156,974.20

Step by Step Solution

1. Step 1: Write the proportion equation
   71,601.47 : 156,974.20 = 156,974.20 : x
2. Step 2: Convert to fraction form
   71,601.47/156,974.20 = 156,974.20/x
3. Step 3: Cross multiply
   71,601.47x = 156,974.20 × 156,974.20
4. Step 4: Simplify right side
   71,601.47x = 24,640,900,446.73
5. Step 5: Solve for x
   x = 24,640,900,446.73/71,601.47
6. Step 6: Final answer
   x = 344,139.59