Finding the Fourth Proportional to 2,870.69, 4,302.59 and 1,484.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,870.69 : 4,302.59 = 1,484.64 : x
2. Step 2: Convert to fraction form
   2,870.69/4,302.59 = 1,484.64/x
3. Step 3: Cross multiply
   2,870.69x = 4,302.59 × 1,484.64
4. Step 4: Simplify right side
   2,870.69x = 6,387,789.79
5. Step 5: Solve for x
   x = 6,387,789.79/2,870.69
6. Step 6: Final answer
   x = 2,225.18