Finding the Third Proportional to 725,206 and 1,570,940

Step by Step Solution

1. Step 1: Write the proportion equation
   725,206 : 1,570,940 = 1,570,940 : x
2. Step 2: Convert to fraction form
   725,206/1,570,940 = 1,570,940/x
3. Step 3: Cross multiply
   725,206x = 1,570,940 × 1,570,940
4. Step 4: Simplify right side
   725,206x = 2,467,852,483,600
5. Step 5: Solve for x
   x = 2,467,852,483,600/725,206
6. Step 6: Final answer
   x = 3,402,967.55