Finding the Third Proportional to 69,393 and 154,314

Step by Step Solution

1. Step 1: Write the proportion equation
   69,393 : 154,314 = 154,314 : x
2. Step 2: Convert to fraction form
   69,393/154,314 = 154,314/x
3. Step 3: Cross multiply
   69,393x = 154,314 × 154,314
4. Step 4: Simplify right side
   69,393x = 23,812,810,596
5. Step 5: Solve for x
   x = 23,812,810,596/69,393
6. Step 6: Final answer
   x = 343,158.68