Finding the Fourth Proportional to 1,783.30, 2,461.17 and 1,075.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,783.30 : 2,461.17 = 1,075.18 : x
2. Step 2: Convert to fraction form
   1,783.30/2,461.17 = 1,075.18/x
3. Step 3: Cross multiply
   1,783.30x = 2,461.17 × 1,075.18
4. Step 4: Simplify right side
   1,783.30x = 2,646,200.76
5. Step 5: Solve for x
   x = 2,646,200.76/1,783.30
6. Step 6: Final answer
   x = 1,483.88