Finding the Fourth Proportional to 2,018.02, 3,025.73 and 784.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018.02 : 3,025.73 = 784.12 : x
2. Step 2: Convert to fraction form
   2,018.02/3,025.73 = 784.12/x
3. Step 3: Cross multiply
   2,018.02x = 3,025.73 × 784.12
4. Step 4: Simplify right side
   2,018.02x = 2,372,535.41
5. Step 5: Solve for x
   x = 2,372,535.41/2,018.02
6. Step 6: Final answer
   x = 1,175.67