Finding the Fourth Proportional to 2,978.75, 4,468.64 and 1,030.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978.75 : 4,468.64 = 1,030.50 : x
2. Step 2: Convert to fraction form
   2,978.75/4,468.64 = 1,030.50/x
3. Step 3: Cross multiply
   2,978.75x = 4,468.64 × 1,030.50
4. Step 4: Simplify right side
   2,978.75x = 4,604,928.37
5. Step 5: Solve for x
   x = 4,604,928.37/2,978.75
6. Step 6: Final answer
   x = 1,545.93