Finding the Third Proportional to 862,736.25 and 1,814,689.50

Step by Step Solution

1. Step 1: Write the proportion equation
   862,736.25 : 1,814,689.50 = 1,814,689.50 : x
2. Step 2: Convert to fraction form
   862,736.25/1,814,689.50 = 1,814,689.50/x
3. Step 3: Cross multiply
   862,736.25x = 1,814,689.50 × 1,814,689.50
4. Step 4: Simplify right side
   862,736.25x = 3,293,097,981,410.25
5. Step 5: Solve for x
   x = 3,293,097,981,410.25/862,736.25
6. Step 6: Final answer
   x = 3,817,039.08