Finding the Third Proportional to 725,120 and 1,570,768

Step by Step Solution

1. Step 1: Write the proportion equation
   725,120 : 1,570,768 = 1,570,768 : x
2. Step 2: Convert to fraction form
   725,120/1,570,768 = 1,570,768/x
3. Step 3: Cross multiply
   725,120x = 1,570,768 × 1,570,768
4. Step 4: Simplify right side
   725,120x = 2,467,312,109,824
5. Step 5: Solve for x
   x = 2,467,312,109,824/725,120
6. Step 6: Final answer
   x = 3,402,625.92