Finding the Fourth Proportional to 1,513.61, 2,252.91 and 1,479.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513.61 : 2,252.91 = 1,479.59 : x
2. Step 2: Convert to fraction form
   1,513.61/2,252.91 = 1,479.59/x
3. Step 3: Cross multiply
   1,513.61x = 2,252.91 × 1,479.59
4. Step 4: Simplify right side
   1,513.61x = 3,333,383.11
5. Step 5: Solve for x
   x = 3,333,383.11/1,513.61
6. Step 6: Final answer
   x = 2,202.27