Finding the Fourth Proportional to 10,728.79, 16,089.23 and 3,707.00

Step by Step Solution

1. Step 1: Write the proportion equation
   10,728.79 : 16,089.23 = 3,707.00 : x
2. Step 2: Convert to fraction form
   10,728.79/16,089.23 = 3,707.00/x
3. Step 3: Cross multiply
   10,728.79x = 16,089.23 × 3,707.00
4. Step 4: Simplify right side
   10,728.79x = 59,642,704.43
5. Step 5: Solve for x
   x = 59,642,704.43/10,728.79
6. Step 6: Final answer
   x = 5,559.13