Finding the Third Proportional to 30,042.56 and 69,546.56

Step by Step Solution

1. Step 1: Write the proportion equation
   30,042.56 : 69,546.56 = 69,546.56 : x
2. Step 2: Convert to fraction form
   30,042.56/69,546.56 = 69,546.56/x
3. Step 3: Cross multiply
   30,042.56x = 69,546.56 × 69,546.56
4. Step 4: Simplify right side
   30,042.56x = 4,836,724,355.57
5. Step 5: Solve for x
   x = 4,836,724,355.57/30,042.56
6. Step 6: Final answer
   x = 160,995.73