Finding the Fourth Proportional to 1,767.42, 2,651.46 and 1,219.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,767.42 : 2,651.46 = 1,219.86 : x
2. Step 2: Convert to fraction form
   1,767.42/2,651.46 = 1,219.86/x
3. Step 3: Cross multiply
   1,767.42x = 2,651.46 × 1,219.86
4. Step 4: Simplify right side
   1,767.42x = 3,234,410.00
5. Step 5: Solve for x
   x = 3,234,410.00/1,767.42
6. Step 6: Final answer
   x = 1,830.02