Finding the Third Proportional to 115,494 and 240,060

Step by Step Solution

1. Step 1: Write the proportion equation
   115,494 : 240,060 = 240,060 : x
2. Step 2: Convert to fraction form
   115,494/240,060 = 240,060/x
3. Step 3: Cross multiply
   115,494x = 240,060 × 240,060
4. Step 4: Simplify right side
   115,494x = 57,628,803,600
5. Step 5: Solve for x
   x = 57,628,803,600/115,494
6. Step 6: Final answer
   x = 498,976.60