Finding the Fourth Proportional to 2,126.48, 3,185.56 and 1,393.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,126.48 : 3,185.56 = 1,393.82 : x
2. Step 2: Convert to fraction form
   2,126.48/3,185.56 = 1,393.82/x
3. Step 3: Cross multiply
   2,126.48x = 3,185.56 × 1,393.82
4. Step 4: Simplify right side
   2,126.48x = 4,440,097.24
5. Step 5: Solve for x
   x = 4,440,097.24/2,126.48
6. Step 6: Final answer
   x = 2,088.00