Finding the Third Proportional to 155,527.50 and 248,061

Step by Step Solution

1. Step 1: Write the proportion equation
   155,527.50 : 248,061 = 248,061 : x
2. Step 2: Convert to fraction form
   155,527.50/248,061 = 248,061/x
3. Step 3: Cross multiply
   155,527.50x = 248,061 × 248,061
4. Step 4: Simplify right side
   155,527.50x = 61,534,259,721
5. Step 5: Solve for x
   x = 61,534,259,721/155,527.50
6. Step 6: Final answer
   x = 395,648.74