Finding the Third Proportional to 34,347 and 70,530

Step by Step Solution

1. Step 1: Write the proportion equation
   34,347 : 70,530 = 70,530 : x
2. Step 2: Convert to fraction form
   34,347/70,530 = 70,530/x
3. Step 3: Cross multiply
   34,347x = 70,530 × 70,530
4. Step 4: Simplify right side
   34,347x = 4,974,480,900
5. Step 5: Solve for x
   x = 4,974,480,900/34,347
6. Step 6: Final answer
   x = 144,830.14