Finding the Fourth Proportional to 2,290.47, 3,160.02 and 1,450.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,290.47 : 3,160.02 = 1,450.86 : x
2. Step 2: Convert to fraction form
   2,290.47/3,160.02 = 1,450.86/x
3. Step 3: Cross multiply
   2,290.47x = 3,160.02 × 1,450.86
4. Step 4: Simplify right side
   2,290.47x = 4,584,746.62
5. Step 5: Solve for x
   x = 4,584,746.62/2,290.47
6. Step 6: Final answer
   x = 2,001.66