Finding the Third Proportional to 377,177.50 and 813,404

Step by Step Solution

1. Step 1: Write the proportion equation
   377,177.50 : 813,404 = 813,404 : x
2. Step 2: Convert to fraction form
   377,177.50/813,404 = 813,404/x
3. Step 3: Cross multiply
   377,177.50x = 813,404 × 813,404
4. Step 4: Simplify right side
   377,177.50x = 661,626,067,216
5. Step 5: Solve for x
   x = 661,626,067,216/377,177.50
6. Step 6: Final answer
   x = 1,754,150.41