Finding the Third Proportional to 858,124.50 and 1,165,443

Step by Step Solution

1. Step 1: Write the proportion equation
   858,124.50 : 1,165,443 = 1,165,443 : x
2. Step 2: Convert to fraction form
   858,124.50/1,165,443 = 1,165,443/x
3. Step 3: Cross multiply
   858,124.50x = 1,165,443 × 1,165,443
4. Step 4: Simplify right side
   858,124.50x = 1,358,257,386,249
5. Step 5: Solve for x
   x = 1,358,257,386,249/858,124.50
6. Step 6: Final answer
   x = 1,582,820.89