Finding the Third Proportional to 395,005.50 and 837,072

Step by Step Solution

1. Step 1: Write the proportion equation
   395,005.50 : 837,072 = 837,072 : x
2. Step 2: Convert to fraction form
   395,005.50/837,072 = 837,072/x
3. Step 3: Cross multiply
   395,005.50x = 837,072 × 837,072
4. Step 4: Simplify right side
   395,005.50x = 700,689,533,184
5. Step 5: Solve for x
   x = 700,689,533,184/395,005.50
6. Step 6: Final answer
   x = 1,773,872.85