Finding the Fourth Proportional to 2,430.28, 3,646.61 and 1,505.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,430.28 : 3,646.61 = 1,505.59 : x
2. Step 2: Convert to fraction form
   2,430.28/3,646.61 = 1,505.59/x
3. Step 3: Cross multiply
   2,430.28x = 3,646.61 × 1,505.59
4. Step 4: Simplify right side
   2,430.28x = 5,490,299.55
5. Step 5: Solve for x
   x = 5,490,299.55/2,430.28
6. Step 6: Final answer
   x = 2,259.12