Finding the Fourth Proportional to 5,335.83, 7,363.62 and 2,978.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,335.83 : 7,363.62 = 2,978.42 : x
2. Step 2: Convert to fraction form
   5,335.83/7,363.62 = 2,978.42/x
3. Step 3: Cross multiply
   5,335.83x = 7,363.62 × 2,978.42
4. Step 4: Simplify right side
   5,335.83x = 21,931,916.26
5. Step 5: Solve for x
   x = 21,931,916.26/5,335.83
6. Step 6: Final answer
   x = 4,110.31