Finding the Fourth Proportional to 2,978.86, 4,110.83 and 1,652.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978.86 : 4,110.83 = 1,652.56 : x
2. Step 2: Convert to fraction form
   2,978.86/4,110.83 = 1,652.56/x
3. Step 3: Cross multiply
   2,978.86x = 4,110.83 × 1,652.56
4. Step 4: Simplify right side
   2,978.86x = 6,793,415.60
5. Step 5: Solve for x
   x = 6,793,415.60/2,978.86
6. Step 6: Final answer
   x = 2,280.54