Finding the Fourth Proportional to 2,098.02, 3,145.17 and 1,056.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098.02 : 3,145.17 = 1,056.51 : x
2. Step 2: Convert to fraction form
   2,098.02/3,145.17 = 1,056.51/x
3. Step 3: Cross multiply
   2,098.02x = 3,145.17 × 1,056.51
4. Step 4: Simplify right side
   2,098.02x = 3,322,903.56
5. Step 5: Solve for x
   x = 3,322,903.56/2,098.02
6. Step 6: Final answer
   x = 1,583.83