Finding the Fourth Proportional to 5,889.69, 8,130.55 and 3,737.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,889.69 : 8,130.55 = 3,737.31 : x
2. Step 2: Convert to fraction form
   5,889.69/8,130.55 = 3,737.31/x
3. Step 3: Cross multiply
   5,889.69x = 8,130.55 × 3,737.31
4. Step 4: Simplify right side
   5,889.69x = 30,386,432.11
5. Step 5: Solve for x
   x = 30,386,432.11/5,889.69
6. Step 6: Final answer
   x = 5,159.26