Finding the Third Proportional to 725,116 and 1,555,208

Step by Step Solution

1. Step 1: Write the proportion equation
   725,116 : 1,555,208 = 1,555,208 : x
2. Step 2: Convert to fraction form
   725,116/1,555,208 = 1,555,208/x
3. Step 3: Cross multiply
   725,116x = 1,555,208 × 1,555,208
4. Step 4: Simplify right side
   725,116x = 2,418,671,923,264
5. Step 5: Solve for x
   x = 2,418,671,923,264/725,116
6. Step 6: Final answer
   x = 3,335,565.51