Finding the Fourth Proportional to 1,900.62, 2,853.72 and 1,173.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,900.62 : 2,853.72 = 1,173.24 : x
2. Step 2: Convert to fraction form
   1,900.62/2,853.72 = 1,173.24/x
3. Step 3: Cross multiply
   1,900.62x = 2,853.72 × 1,173.24
4. Step 4: Simplify right side
   1,900.62x = 3,348,098.45
5. Step 5: Solve for x
   x = 3,348,098.45/1,900.62
6. Step 6: Final answer
   x = 1,761.58