Finding the Third Proportional to 117,270 and 228,706.50

Step by Step Solution

1. Step 1: Write the proportion equation
   117,270 : 228,706.50 = 228,706.50 : x
2. Step 2: Convert to fraction form
   117,270/228,706.50 = 228,706.50/x
3. Step 3: Cross multiply
   117,270x = 228,706.50 × 228,706.50
4. Step 4: Simplify right side
   117,270x = 52,306,663,142.25
5. Step 5: Solve for x
   x = 52,306,663,142.25/117,270
6. Step 6: Final answer
   x = 446,036.18