Finding the Third Proportional to 742,805 and 1,628,005.50

Step by Step Solution

1. Step 1: Write the proportion equation
   742,805 : 1,628,005.50 = 1,628,005.50 : x
2. Step 2: Convert to fraction form
   742,805/1,628,005.50 = 1,628,005.50/x
3. Step 3: Cross multiply
   742,805x = 1,628,005.50 × 1,628,005.50
4. Step 4: Simplify right side
   742,805x = 2,650,401,908,030.25
5. Step 5: Solve for x
   x = 2,650,401,908,030.25/742,805
6. Step 6: Final answer
   x = 3,568,099.18