Finding the Fourth Proportional to 2,288.42, 3,432.65 and 1,513.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,288.42 : 3,432.65 = 1,513.32 : x
2. Step 2: Convert to fraction form
   2,288.42/3,432.65 = 1,513.32/x
3. Step 3: Cross multiply
   2,288.42x = 3,432.65 × 1,513.32
4. Step 4: Simplify right side
   2,288.42x = 5,194,677.46
5. Step 5: Solve for x
   x = 5,194,677.46/2,288.42
6. Step 6: Final answer
   x = 2,269.99