Finding the Third Proportional to 115,304 and 248,056.75

Step by Step Solution

1. Step 1: Write the proportion equation
   115,304 : 248,056.75 = 248,056.75 : x
2. Step 2: Convert to fraction form
   115,304/248,056.75 = 248,056.75/x
3. Step 3: Cross multiply
   115,304x = 248,056.75 × 248,056.75
4. Step 4: Simplify right side
   115,304x = 61,532,151,220.56
5. Step 5: Solve for x
   x = 61,532,151,220.56/115,304
6. Step 6: Final answer
   x = 533,651.49