Finding the Third Proportional to 852,384 and 1,870,656

Step by Step Solution

1. Step 1: Write the proportion equation
   852,384 : 1,870,656 = 1,870,656 : x
2. Step 2: Convert to fraction form
   852,384/1,870,656 = 1,870,656/x
3. Step 3: Cross multiply
   852,384x = 1,870,656 × 1,870,656
4. Step 4: Simplify right side
   852,384x = 3,499,353,870,336
5. Step 5: Solve for x
   x = 3,499,353,870,336/852,384
6. Step 6: Final answer
   x = 4,105,372.54