Finding the Third Proportional to 34,456 and 70,448

Step by Step Solution

1. Step 1: Write the proportion equation
   34,456 : 70,448 = 70,448 : x
2. Step 2: Convert to fraction form
   34,456/70,448 = 70,448/x
3. Step 3: Cross multiply
   34,456x = 70,448 × 70,448
4. Step 4: Simplify right side
   34,456x = 4,962,920,704
5. Step 5: Solve for x
   x = 4,962,920,704/34,456
6. Step 6: Final answer
   x = 144,036.47