Finding the Fourth Proportional to 1,404.30, 1,937.19 and 1,141.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404.30 : 1,937.19 = 1,141.86 : x
2. Step 2: Convert to fraction form
   1,404.30/1,937.19 = 1,141.86/x
3. Step 3: Cross multiply
   1,404.30x = 1,937.19 × 1,141.86
4. Step 4: Simplify right side
   1,404.30x = 2,211,999.77
5. Step 5: Solve for x
   x = 2,211,999.77/1,404.30
6. Step 6: Final answer
   x = 1,575.16