Finding the Third Proportional to 847,212 and 1,824,600

Step by Step Solution

1. Step 1: Write the proportion equation
   847,212 : 1,824,600 = 1,824,600 : x
2. Step 2: Convert to fraction form
   847,212/1,824,600 = 1,824,600/x
3. Step 3: Cross multiply
   847,212x = 1,824,600 × 1,824,600
4. Step 4: Simplify right side
   847,212x = 3,329,165,160,000
5. Step 5: Solve for x
   x = 3,329,165,160,000/847,212
6. Step 6: Final answer
   x = 3,929,553.83