Finding the Third Proportional to 69,302 and 154,156

Step by Step Solution

1. Step 1: Write the proportion equation
   69,302 : 154,156 = 154,156 : x
2. Step 2: Convert to fraction form
   69,302/154,156 = 154,156/x
3. Step 3: Cross multiply
   69,302x = 154,156 × 154,156
4. Step 4: Simplify right side
   69,302x = 23,764,072,336
5. Step 5: Solve for x
   x = 23,764,072,336/69,302
6. Step 6: Final answer
   x = 342,906.01