Finding the Third Proportional to 588,357 and 828,535.50

Step by Step Solution

1. Step 1: Write the proportion equation
   588,357 : 828,535.50 = 828,535.50 : x
2. Step 2: Convert to fraction form
   588,357/828,535.50 = 828,535.50/x
3. Step 3: Cross multiply
   588,357x = 828,535.50 × 828,535.50
4. Step 4: Simplify right side
   588,357x = 686,471,074,760.25
5. Step 5: Solve for x
   x = 686,471,074,760.25/588,357
6. Step 6: Final answer
   x = 1,166,759.42