Finding the Fourth Proportional to 2,386.79, 3,293.92 and 1,588.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,386.79 : 3,293.92 = 1,588.74 : x
2. Step 2: Convert to fraction form
   2,386.79/3,293.92 = 1,588.74/x
3. Step 3: Cross multiply
   2,386.79x = 3,293.92 × 1,588.74
4. Step 4: Simplify right side
   2,386.79x = 5,233,184.45
5. Step 5: Solve for x
   x = 5,233,184.45/2,386.79
6. Step 6: Final answer
   x = 2,192.56