Finding the Fourth Proportional to 2,978.56, 4,110.74 and 1,652.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978.56 : 4,110.74 = 1,652.59 : x
2. Step 2: Convert to fraction form
   2,978.56/4,110.74 = 1,652.59/x
3. Step 3: Cross multiply
   2,978.56x = 4,110.74 × 1,652.59
4. Step 4: Simplify right side
   2,978.56x = 6,793,359.55
5. Step 5: Solve for x
   x = 6,793,359.55/2,978.56
6. Step 6: Final answer
   x = 2,280.75