Finding the Third Proportional to 516,145.50 and 1,131,921

Step by Step Solution

1. Step 1: Write the proportion equation
   516,145.50 : 1,131,921 = 1,131,921 : x
2. Step 2: Convert to fraction form
   516,145.50/1,131,921 = 1,131,921/x
3. Step 3: Cross multiply
   516,145.50x = 1,131,921 × 1,131,921
4. Step 4: Simplify right side
   516,145.50x = 1,281,245,150,241
5. Step 5: Solve for x
   x = 1,281,245,150,241/516,145.50
6. Step 6: Final answer
   x = 2,482,333.28