Finding the Third Proportional to 178,332 and 362,890.50

Step by Step Solution

1. Step 1: Write the proportion equation
   178,332 : 362,890.50 = 362,890.50 : x
2. Step 2: Convert to fraction form
   178,332/362,890.50 = 362,890.50/x
3. Step 3: Cross multiply
   178,332x = 362,890.50 × 362,890.50
4. Step 4: Simplify right side
   178,332x = 131,689,514,990.25
5. Step 5: Solve for x
   x = 131,689,514,990.25/178,332
6. Step 6: Final answer
   x = 738,451.40