Finding the Third Proportional to 866,446 and 1,932,111

Step by Step Solution

1. Step 1: Write the proportion equation
   866,446 : 1,932,111 = 1,932,111 : x
2. Step 2: Convert to fraction form
   866,446/1,932,111 = 1,932,111/x
3. Step 3: Cross multiply
   866,446x = 1,932,111 × 1,932,111
4. Step 4: Simplify right side
   866,446x = 3,733,052,916,321
5. Step 5: Solve for x
   x = 3,733,052,916,321/866,446
6. Step 6: Final answer
   x = 4,308,465.75