Finding the Third Proportional to 178,070.50 and 384,230

Step by Step Solution

1. Step 1: Write the proportion equation
   178,070.50 : 384,230 = 384,230 : x
2. Step 2: Convert to fraction form
   178,070.50/384,230 = 384,230/x
3. Step 3: Cross multiply
   178,070.50x = 384,230 × 384,230
4. Step 4: Simplify right side
   178,070.50x = 147,632,692,900
5. Step 5: Solve for x
   x = 147,632,692,900/178,070.50
6. Step 6: Final answer
   x = 829,068.78