Finding the Fourth Proportional to 1,182.42, 1,780.67 and 1,030.19

Step by Step Solution

1. Step 1: Write the proportion equation
   1,182.42 : 1,780.67 = 1,030.19 : x
2. Step 2: Convert to fraction form
   1,182.42/1,780.67 = 1,030.19/x
3. Step 3: Cross multiply
   1,182.42x = 1,780.67 × 1,030.19
4. Step 4: Simplify right side
   1,182.42x = 1,834,422.10
5. Step 5: Solve for x
   x = 1,834,422.10/1,182.42
6. Step 6: Final answer
   x = 1,551.41