Finding the Third Proportional to 116,192 and 253,705

Step by Step Solution

1. Step 1: Write the proportion equation
   116,192 : 253,705 = 253,705 : x
2. Step 2: Convert to fraction form
   116,192/253,705 = 253,705/x
3. Step 3: Cross multiply
   116,192x = 253,705 × 253,705
4. Step 4: Simplify right side
   116,192x = 64,366,227,025
5. Step 5: Solve for x
   x = 64,366,227,025/116,192
6. Step 6: Final answer
   x = 553,964.36