Finding the Third Proportional to 426,475.50 and 912,000

Step by Step Solution

1. Step 1: Write the proportion equation
   426,475.50 : 912,000 = 912,000 : x
2. Step 2: Convert to fraction form
   426,475.50/912,000 = 912,000/x
3. Step 3: Cross multiply
   426,475.50x = 912,000 × 912,000
4. Step 4: Simplify right side
   426,475.50x = 831,744,000,000
5. Step 5: Solve for x
   x = 831,744,000,000/426,475.50
6. Step 6: Final answer
   x = 1,950,273.81