Finding the Third Proportional to 160,248 and 260,452.50

Step by Step Solution

1. Step 1: Write the proportion equation
   160,248 : 260,452.50 = 260,452.50 : x
2. Step 2: Convert to fraction form
   160,248/260,452.50 = 260,452.50/x
3. Step 3: Cross multiply
   160,248x = 260,452.50 × 260,452.50
4. Step 4: Simplify right side
   160,248x = 67,835,504,756.25
5. Step 5: Solve for x
   x = 67,835,504,756.25/160,248
6. Step 6: Final answer
   x = 423,315.77