Finding the Third Proportional to 803,538 and 1,783,300

Step by Step Solution

1. Step 1: Write the proportion equation
   803,538 : 1,783,300 = 1,783,300 : x
2. Step 2: Convert to fraction form
   803,538/1,783,300 = 1,783,300/x
3. Step 3: Cross multiply
   803,538x = 1,783,300 × 1,783,300
4. Step 4: Simplify right side
   803,538x = 3,180,158,890,000
5. Step 5: Solve for x
   x = 3,180,158,890,000/803,538
6. Step 6: Final answer
   x = 3,957,695.70