Finding the Fourth Proportional to 2,978.85, 4,468.77 and 1,030.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978.85 : 4,468.77 = 1,030.53 : x
2. Step 2: Convert to fraction form
   2,978.85/4,468.77 = 1,030.53/x
3. Step 3: Cross multiply
   2,978.85x = 4,468.77 × 1,030.53
4. Step 4: Simplify right side
   2,978.85x = 4,605,201.55
5. Step 5: Solve for x
   x = 4,605,201.55/2,978.85
6. Step 6: Final answer
   x = 1,545.97