Finding the Third Proportional to 1,639,703 and 3,602,231

Step by Step Solution

1. Step 1: Write the proportion equation
   1,639,703 : 3,602,231 = 3,602,231 : x
2. Step 2: Convert to fraction form
   1,639,703/3,602,231 = 3,602,231/x
3. Step 3: Cross multiply
   1,639,703x = 3,602,231 × 3,602,231
4. Step 4: Simplify right side
   1,639,703x = 12,976,068,177,361
5. Step 5: Solve for x
   x = 12,976,068,177,361/1,639,703
6. Step 6: Final answer
   x = 7,913,669.84