Finding the Third Proportional to 991,441.69 and 1,337,689.69

Step by Step Solution

1. Step 1: Write the proportion equation
   991,441.69 : 1,337,689.69 = 1,337,689.69 : x
2. Step 2: Convert to fraction form
   991,441.69/1,337,689.69 = 1,337,689.69/x
3. Step 3: Cross multiply
   991,441.69x = 1,337,689.69 × 1,337,689.69
4. Step 4: Simplify right side
   991,441.69x = 1,789,413,700,043.85
5. Step 5: Solve for x
   x = 1,789,413,700,043.85/991,441.69
6. Step 6: Final answer
   x = 1,804,860.26