Finding the Third Proportional to 509,134 and 1,005,416

Step by Step Solution

1. Step 1: Write the proportion equation
   509,134 : 1,005,416 = 1,005,416 : x
2. Step 2: Convert to fraction form
   509,134/1,005,416 = 1,005,416/x
3. Step 3: Cross multiply
   509,134x = 1,005,416 × 1,005,416
4. Step 4: Simplify right side
   509,134x = 1,010,861,333,056
5. Step 5: Solve for x
   x = 1,010,861,333,056/509,134
6. Step 6: Final answer
   x = 1,985,452.42