Finding the Third Proportional to 729,559.69 and 1,165,483.69

Step by Step Solution

1. Step 1: Write the proportion equation
   729,559.69 : 1,165,483.69 = 1,165,483.69 : x
2. Step 2: Convert to fraction form
   729,559.69/1,165,483.69 = 1,165,483.69/x
3. Step 3: Cross multiply
   729,559.69x = 1,165,483.69 × 1,165,483.69
4. Step 4: Simplify right side
   729,559.69x = 1,358,352,225,828.60
5. Step 5: Solve for x
   x = 1,358,352,225,828.60/729,559.69
6. Step 6: Final answer
   x = 1,861,879.50