Finding the Fourth Proportional to 10,977.31, 15,148.71 and 5,941.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,977.31 : 15,148.71 = 5,941.54 : x
2. Step 2: Convert to fraction form
   10,977.31/15,148.71 = 5,941.54/x
3. Step 3: Cross multiply
   10,977.31x = 15,148.71 × 5,941.54
4. Step 4: Simplify right side
   10,977.31x = 90,006,666.41
5. Step 5: Solve for x
   x = 90,006,666.41/10,977.31
6. Step 6: Final answer
   x = 8,199.34