Finding the Third Proportional to 117,274 and 228,715.50

Step by Step Solution

1. Step 1: Write the proportion equation
   117,274 : 228,715.50 = 228,715.50 : x
2. Step 2: Convert to fraction form
   117,274/228,715.50 = 228,715.50/x
3. Step 3: Cross multiply
   117,274x = 228,715.50 × 228,715.50
4. Step 4: Simplify right side
   117,274x = 52,310,779,940.25
5. Step 5: Solve for x
   x = 52,310,779,940.25/117,274
6. Step 6: Final answer
   x = 446,056.07