Finding the Third Proportional to 434,890.50 and 882,009

Step by Step Solution

1. Step 1: Write the proportion equation
   434,890.50 : 882,009 = 882,009 : x
2. Step 2: Convert to fraction form
   434,890.50/882,009 = 882,009/x
3. Step 3: Cross multiply
   434,890.50x = 882,009 × 882,009
4. Step 4: Simplify right side
   434,890.50x = 777,939,876,081
5. Step 5: Solve for x
   x = 777,939,876,081/434,890.50
6. Step 6: Final answer
   x = 1,788,817.82