Finding the Fourth Proportional to 1,498.10, 2,242.88 and 1,190.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.10 : 2,242.88 = 1,190.39 : x
2. Step 2: Convert to fraction form
   1,498.10/2,242.88 = 1,190.39/x
3. Step 3: Cross multiply
   1,498.10x = 2,242.88 × 1,190.39
4. Step 4: Simplify right side
   1,498.10x = 2,669,884.76
5. Step 5: Solve for x
   x = 2,669,884.76/1,498.10
6. Step 6: Final answer
   x = 1,782.19