Finding the Fourth Proportional to 2,588.51, 3,572.06 and 1,409.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588.51 : 3,572.06 = 1,409.57 : x
2. Step 2: Convert to fraction form
   2,588.51/3,572.06 = 1,409.57/x
3. Step 3: Cross multiply
   2,588.51x = 3,572.06 × 1,409.57
4. Step 4: Simplify right side
   2,588.51x = 5,035,068.61
5. Step 5: Solve for x
   x = 5,035,068.61/2,588.51
6. Step 6: Final answer
   x = 1,945.16