Finding the Third Proportional to 160,542 and 248,928.75

Step by Step Solution

1. Step 1: Write the proportion equation
   160,542 : 248,928.75 = 248,928.75 : x
2. Step 2: Convert to fraction form
   160,542/248,928.75 = 248,928.75/x
3. Step 3: Cross multiply
   160,542x = 248,928.75 × 248,928.75
4. Step 4: Simplify right side
   160,542x = 61,965,522,576.56
5. Step 5: Solve for x
   x = 61,965,522,576.56/160,542
6. Step 6: Final answer
   x = 385,977.02