Finding the Third Proportional to 971,689.50 and 2,005,617

Step by Step Solution

1. Step 1: Write the proportion equation
   971,689.50 : 2,005,617 = 2,005,617 : x
2. Step 2: Convert to fraction form
   971,689.50/2,005,617 = 2,005,617/x
3. Step 3: Cross multiply
   971,689.50x = 2,005,617 × 2,005,617
4. Step 4: Simplify right side
   971,689.50x = 4,022,499,550,689
5. Step 5: Solve for x
   x = 4,022,499,550,689/971,689.50
6. Step 6: Final answer
   x = 4,139,696.43