Finding the Fourth Proportional to 2,025,823.48, 3,037,613.40 and 828,586.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,025,823.48 : 3,037,613.40 = 828,586.55 : x
2. Step 2: Convert to fraction form
   2,025,823.48/3,037,613.40 = 828,586.55/x
3. Step 3: Cross multiply
   2,025,823.48x = 3,037,613.40 × 828,586.55
4. Step 4: Simplify right side
   2,025,823.48x = 2,516,925,614,933.80
5. Step 5: Solve for x
   x = 2,516,925,614,933.80/2,025,823.48
6. Step 6: Final answer
   x = 1,242,420.99