Finding the Fourth Proportional to 1,814.32, 2,503.59 and 1,017.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,814.32 : 2,503.59 = 1,017.61 : x
2. Step 2: Convert to fraction form
   1,814.32/2,503.59 = 1,017.61/x
3. Step 3: Cross multiply
   1,814.32x = 2,503.59 × 1,017.61
4. Step 4: Simplify right side
   1,814.32x = 2,547,678.22
5. Step 5: Solve for x
   x = 2,547,678.22/1,814.32
6. Step 6: Final answer
   x = 1,404.21