Finding the Third Proportional to 34,743 and 70,715

Step by Step Solution

1. Step 1: Write the proportion equation
   34,743 : 70,715 = 70,715 : x
2. Step 2: Convert to fraction form
   34,743/70,715 = 70,715/x
3. Step 3: Cross multiply
   34,743x = 70,715 × 70,715
4. Step 4: Simplify right side
   34,743x = 5,000,611,225
5. Step 5: Solve for x
   x = 5,000,611,225/34,743
6. Step 6: Final answer
   x = 143,931.47