Finding the Fourth Proportional to 10,615.91, 14,649.56 and 5,900.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,615.91 : 14,649.56 = 5,900.50 : x
2. Step 2: Convert to fraction form
   10,615.91/14,649.56 = 5,900.50/x
3. Step 3: Cross multiply
   10,615.91x = 14,649.56 × 5,900.50
4. Step 4: Simplify right side
   10,615.91x = 86,439,662.65
5. Step 5: Solve for x
   x = 86,439,662.65/10,615.91
6. Step 6: Final answer
   x = 8,142.46