Finding the Third Proportional to 119,462 and 256,631.50

Step by Step Solution

1. Step 1: Write the proportion equation
   119,462 : 256,631.50 = 256,631.50 : x
2. Step 2: Convert to fraction form
   119,462/256,631.50 = 256,631.50/x
3. Step 3: Cross multiply
   119,462x = 256,631.50 × 256,631.50
4. Step 4: Simplify right side
   119,462x = 65,859,726,792.25
5. Step 5: Solve for x
   x = 65,859,726,792.25/119,462
6. Step 6: Final answer
   x = 551,302.73