Finding the Fourth Proportional to 10,615.55, 14,648.90 and 5,899.73

Step by Step Solution

1. Step 1: Write the proportion equation
   10,615.55 : 14,648.90 = 5,899.73 : x
2. Step 2: Convert to fraction form
   10,615.55/14,648.90 = 5,899.73/x
3. Step 3: Cross multiply
   10,615.55x = 14,648.90 × 5,899.73
4. Step 4: Simplify right side
   10,615.55x = 86,424,452.05
5. Step 5: Solve for x
   x = 86,424,452.05/10,615.55
6. Step 6: Final answer
   x = 8,141.31