Finding the Third Proportional to 801,919.50 and 1,059,994.50

Step by Step Solution

1. Step 1: Write the proportion equation
   801,919.50 : 1,059,994.50 = 1,059,994.50 : x
2. Step 2: Convert to fraction form
   801,919.50/1,059,994.50 = 1,059,994.50/x
3. Step 3: Cross multiply
   801,919.50x = 1,059,994.50 × 1,059,994.50
4. Step 4: Simplify right side
   801,919.50x = 1,123,588,340,030.25
5. Step 5: Solve for x
   x = 1,123,588,340,030.25/801,919.50
6. Step 6: Final answer
   x = 1,401,123.60