Finding the Third Proportional to 34,574 and 74,068

Step by Step Solution

1. Step 1: Write the proportion equation
   34,574 : 74,068 = 74,068 : x
2. Step 2: Convert to fraction form
   34,574/74,068 = 74,068/x
3. Step 3: Cross multiply
   34,574x = 74,068 × 74,068
4. Step 4: Simplify right side
   34,574x = 5,486,068,624
5. Step 5: Solve for x
   x = 5,486,068,624/34,574
6. Step 6: Final answer
   x = 158,676.13