Finding the Third Proportional to 678,081.38 and 1,051,101.56

Step by Step Solution

1. Step 1: Write the proportion equation
   678,081.38 : 1,051,101.56 = 1,051,101.56 : x
2. Step 2: Convert to fraction form
   678,081.38/1,051,101.56 = 1,051,101.56/x
3. Step 3: Cross multiply
   678,081.38x = 1,051,101.56 × 1,051,101.56
4. Step 4: Simplify right side
   678,081.38x = 1,104,814,494,689.94
5. Step 5: Solve for x
   x = 1,104,814,494,689.94/678,081.38
6. Step 6: Final answer
   x = 1,629,324.35