Finding the Third Proportional to 516,520 and 1,118,830

Step by Step Solution

1. Step 1: Write the proportion equation
   516,520 : 1,118,830 = 1,118,830 : x
2. Step 2: Convert to fraction form
   516,520/1,118,830 = 1,118,830/x
3. Step 3: Cross multiply
   516,520x = 1,118,830 × 1,118,830
4. Step 4: Simplify right side
   516,520x = 1,251,780,568,900
5. Step 5: Solve for x
   x = 1,251,780,568,900/516,520
6. Step 6: Final answer
   x = 2,423,489.06