Finding the Fourth Proportional to 2,784.89, 4,176.87 and 1,030.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,784.89 : 4,176.87 = 1,030.72 : x
2. Step 2: Convert to fraction form
   2,784.89/4,176.87 = 1,030.72/x
3. Step 3: Cross multiply
   2,784.89x = 4,176.87 × 1,030.72
4. Step 4: Simplify right side
   2,784.89x = 4,305,173.00
5. Step 5: Solve for x
   x = 4,305,173.00/2,784.89
6. Step 6: Final answer
   x = 1,545.91