Finding the Third Proportional to 723,385 and 1,571,310

Step by Step Solution

1. Step 1: Write the proportion equation
   723,385 : 1,571,310 = 1,571,310 : x
2. Step 2: Convert to fraction form
   723,385/1,571,310 = 1,571,310/x
3. Step 3: Cross multiply
   723,385x = 1,571,310 × 1,571,310
4. Step 4: Simplify right side
   723,385x = 2,469,015,116,100
5. Step 5: Solve for x
   x = 2,469,015,116,100/723,385
6. Step 6: Final answer
   x = 3,413,141.16