Finding the Third Proportional to 813,393.56 and 1,260,982.69

Step by Step Solution

1. Step 1: Write the proportion equation
   813,393.56 : 1,260,982.69 = 1,260,982.69 : x
2. Step 2: Convert to fraction form
   813,393.56/1,260,982.69 = 1,260,982.69/x
3. Step 3: Cross multiply
   813,393.56x = 1,260,982.69 × 1,260,982.69
4. Step 4: Simplify right side
   813,393.56x = 1,590,077,338,174.72
5. Step 5: Solve for x
   x = 1,590,077,338,174.72/813,393.56
6. Step 6: Final answer
   x = 1,954,868.36