Finding the Third Proportional to 368,529 and 803,761.50

Step by Step Solution

1. Step 1: Write the proportion equation
   368,529 : 803,761.50 = 803,761.50 : x
2. Step 2: Convert to fraction form
   368,529/803,761.50 = 803,761.50/x
3. Step 3: Cross multiply
   368,529x = 803,761.50 × 803,761.50
4. Step 4: Simplify right side
   368,529x = 646,032,548,882.25
5. Step 5: Solve for x
   x = 646,032,548,882.25/368,529
6. Step 6: Final answer
   x = 1,753,003.29