Finding the Third Proportional to 34,269.75 and 74,747.25

Step by Step Solution

1. Step 1: Write the proportion equation
   34,269.75 : 74,747.25 = 74,747.25 : x
2. Step 2: Convert to fraction form
   34,269.75/74,747.25 = 74,747.25/x
3. Step 3: Cross multiply
   34,269.75x = 74,747.25 × 74,747.25
4. Step 4: Simplify right side
   34,269.75x = 5,587,151,382.56
5. Step 5: Solve for x
   x = 5,587,151,382.56/34,269.75
6. Step 6: Final answer
   x = 163,034.49