Finding the Fourth Proportional to 1,811.64, 2,496.72 and 1,479

Step by Step Solution

1. Step 1: Write the proportion equation
   1,811.64 : 2,496.72 = 1,479 : x
2. Step 2: Convert to fraction form
   1,811.64/2,496.72 = 1,479/x
3. Step 3: Cross multiply
   1,811.64x = 2,496.72 × 1,479
4. Step 4: Simplify right side
   1,811.64x = 3,692,648.88
5. Step 5: Solve for x
   x = 3,692,648.88/1,811.64
6. Step 6: Final answer
   x = 2,038.29