Finding the Third Proportional to 355,995 and 840,354.75

Step by Step Solution

1. Step 1: Write the proportion equation
   355,995 : 840,354.75 = 840,354.75 : x
2. Step 2: Convert to fraction form
   355,995/840,354.75 = 840,354.75/x
3. Step 3: Cross multiply
   355,995x = 840,354.75 × 840,354.75
4. Step 4: Simplify right side
   355,995x = 706,196,105,847.56
5. Step 5: Solve for x
   x = 706,196,105,847.56/355,995
6. Step 6: Final answer
   x = 1,983,724.79