Finding the Third Proportional to 725,479 and 1,569,155

Step by Step Solution

1. Step 1: Write the proportion equation
   725,479 : 1,569,155 = 1,569,155 : x
2. Step 2: Convert to fraction form
   725,479/1,569,155 = 1,569,155/x
3. Step 3: Cross multiply
   725,479x = 1,569,155 × 1,569,155
4. Step 4: Simplify right side
   725,479x = 2,462,247,414,025
5. Step 5: Solve for x
   x = 2,462,247,414,025/725,479
6. Step 6: Final answer
   x = 3,393,960.97