Finding the Third Proportional to 34,078 and 73,340

Step by Step Solution

1. Step 1: Write the proportion equation
   34,078 : 73,340 = 73,340 : x
2. Step 2: Convert to fraction form
   34,078/73,340 = 73,340/x
3. Step 3: Cross multiply
   34,078x = 73,340 × 73,340
4. Step 4: Simplify right side
   34,078x = 5,378,755,600
5. Step 5: Solve for x
   x = 5,378,755,600/34,078
6. Step 6: Final answer
   x = 157,836.60