Finding the Third Proportional to 723,388 and 1,571,316

Step by Step Solution

1. Step 1: Write the proportion equation
   723,388 : 1,571,316 = 1,571,316 : x
2. Step 2: Convert to fraction form
   723,388/1,571,316 = 1,571,316/x
3. Step 3: Cross multiply
   723,388x = 1,571,316 × 1,571,316
4. Step 4: Simplify right side
   723,388x = 2,469,033,971,856
5. Step 5: Solve for x
   x = 2,469,033,971,856/723,388
6. Step 6: Final answer
   x = 3,413,153.07