Finding the Fourth Proportional to 1,030.86, 1,532.25 and 1,003.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,030.86 : 1,532.25 = 1,003.59 : x
2. Step 2: Convert to fraction form
   1,030.86/1,532.25 = 1,003.59/x
3. Step 3: Cross multiply
   1,030.86x = 1,532.25 × 1,003.59
4. Step 4: Simplify right side
   1,030.86x = 1,537,750.78
5. Step 5: Solve for x
   x = 1,537,750.78/1,030.86
6. Step 6: Final answer
   x = 1,491.72