Finding the Third Proportional to 34,470 and 71,100

Step by Step Solution

1. Step 1: Write the proportion equation
   34,470 : 71,100 = 71,100 : x
2. Step 2: Convert to fraction form
   34,470/71,100 = 71,100/x
3. Step 3: Cross multiply
   34,470x = 71,100 × 71,100
4. Step 4: Simplify right side
   34,470x = 5,055,210,000
5. Step 5: Solve for x
   x = 5,055,210,000/34,470
6. Step 6: Final answer
   x = 146,655.35