Finding the Third Proportional to 1,628,354.39 and 2,388,128.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,628,354.39 : 2,388,128.06 = 2,388,128.06 : x
2. Step 2: Convert to fraction form
   1,628,354.39/2,388,128.06 = 2,388,128.06/x
3. Step 3: Cross multiply
   1,628,354.39x = 2,388,128.06 × 2,388,128.06
4. Step 4: Simplify right side
   1,628,354.39x = 5,703,155,642,900.00
5. Step 5: Solve for x
   x = 5,703,155,642,900.00/1,628,354.39
6. Step 6: Final answer
   x = 3,502,404.44