Finding the Fourth Proportional to 2,014.47, 2,780.06 and 1,175.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,014.47 : 2,780.06 = 1,175.45 : x
2. Step 2: Convert to fraction form
   2,014.47/2,780.06 = 1,175.45/x
3. Step 3: Cross multiply
   2,014.47x = 2,780.06 × 1,175.45
4. Step 4: Simplify right side
   2,014.47x = 3,267,801.75
5. Step 5: Solve for x
   x = 3,267,801.75/2,014.47
6. Step 6: Final answer
   x = 1,622.16