Finding the Third Proportional to 930,172 and 1,993,200

Step by Step Solution

1. Step 1: Write the proportion equation
   930,172 : 1,993,200 = 1,993,200 : x
2. Step 2: Convert to fraction form
   930,172/1,993,200 = 1,993,200/x
3. Step 3: Cross multiply
   930,172x = 1,993,200 × 1,993,200
4. Step 4: Simplify right side
   930,172x = 3,972,846,240,000
5. Step 5: Solve for x
   x = 3,972,846,240,000/930,172
6. Step 6: Final answer
   x = 4,271,087.76