Finding the Fourth Proportional to 1,816.22, 2,506.74 and 1,030.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,816.22 : 2,506.74 = 1,030.29 : x
2. Step 2: Convert to fraction form
   1,816.22/2,506.74 = 1,030.29/x
3. Step 3: Cross multiply
   1,816.22x = 2,506.74 × 1,030.29
4. Step 4: Simplify right side
   1,816.22x = 2,582,669.15
5. Step 5: Solve for x
   x = 2,582,669.15/1,816.22
6. Step 6: Final answer
   x = 1,422.00