Finding the Third Proportional to 749,467.69 and 1,648,405.69

Step by Step Solution

1. Step 1: Write the proportion equation
   749,467.69 : 1,648,405.69 = 1,648,405.69 : x
2. Step 2: Convert to fraction form
   749,467.69/1,648,405.69 = 1,648,405.69/x
3. Step 3: Cross multiply
   749,467.69x = 1,648,405.69 × 1,648,405.69
4. Step 4: Simplify right side
   749,467.69x = 2,717,241,310,582.35
5. Step 5: Solve for x
   x = 2,717,241,310,582.35/749,467.69
6. Step 6: Final answer
   x = 3,625,561.66