Finding the Third Proportional to 109,494 and 236,078

Step by Step Solution

1. Step 1: Write the proportion equation
   109,494 : 236,078 = 236,078 : x
2. Step 2: Convert to fraction form
   109,494/236,078 = 236,078/x
3. Step 3: Cross multiply
   109,494x = 236,078 × 236,078
4. Step 4: Simplify right side
   109,494x = 55,732,822,084
5. Step 5: Solve for x
   x = 55,732,822,084/109,494
6. Step 6: Final answer
   x = 509,003.43