Finding the Third Proportional to 516,499.88 and 1,115,992.69

Step by Step Solution

1. Step 1: Write the proportion equation
   516,499.88 : 1,115,992.69 = 1,115,992.69 : x
2. Step 2: Convert to fraction form
   516,499.88/1,115,992.69 = 1,115,992.69/x
3. Step 3: Cross multiply
   516,499.88x = 1,115,992.69 × 1,115,992.69
4. Step 4: Simplify right side
   516,499.88x = 1,245,439,678,553.47
5. Step 5: Solve for x
   x = 1,245,439,678,553.47/516,499.88
6. Step 6: Final answer
   x = 2,411,306.83