Finding the Third Proportional to 725,112 and 1,566,864

Step by Step Solution

1. Step 1: Write the proportion equation
   725,112 : 1,566,864 = 1,566,864 : x
2. Step 2: Convert to fraction form
   725,112/1,566,864 = 1,566,864/x
3. Step 3: Cross multiply
   725,112x = 1,566,864 × 1,566,864
4. Step 4: Simplify right side
   725,112x = 2,455,062,794,496
5. Step 5: Solve for x
   x = 2,455,062,794,496/725,112
6. Step 6: Final answer
   x = 3,385,770.47