Finding the Fourth Proportional to 1,783.98, 2,461.91 and 1,075.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,783.98 : 2,461.91 = 1,075.86 : x
2. Step 2: Convert to fraction form
   1,783.98/2,461.91 = 1,075.86/x
3. Step 3: Cross multiply
   1,783.98x = 2,461.91 × 1,075.86
4. Step 4: Simplify right side
   1,783.98x = 2,648,673.18
5. Step 5: Solve for x
   x = 2,648,673.18/1,783.98
6. Step 6: Final answer
   x = 1,484.70