Finding the Fourth Proportional to 2,978.34, 4,469.34 and 1,883.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978.34 : 4,469.34 = 1,883.02 : x
2. Step 2: Convert to fraction form
   2,978.34/4,469.34 = 1,883.02/x
3. Step 3: Cross multiply
   2,978.34x = 4,469.34 × 1,883.02
4. Step 4: Simplify right side
   2,978.34x = 8,415,856.61
5. Step 5: Solve for x
   x = 8,415,856.61/2,978.34
6. Step 6: Final answer
   x = 2,825.69