Finding the Fourth Proportional to 2,472.81, 3,412.28 and 1,588.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,472.81 : 3,412.28 = 1,588.59 : x
2. Step 2: Convert to fraction form
   2,472.81/3,412.28 = 1,588.59/x
3. Step 3: Cross multiply
   2,472.81x = 3,412.28 × 1,588.59
4. Step 4: Simplify right side
   2,472.81x = 5,420,705.94
5. Step 5: Solve for x
   x = 5,420,705.94/2,472.81
6. Step 6: Final answer
   x = 2,192.12