Finding the Fourth Proportional to 10,739.09, 14,824.60 and 10,066.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,739.09 : 14,824.60 = 10,066.59 : x
2. Step 2: Convert to fraction form
   10,739.09/14,824.60 = 10,066.59/x
3. Step 3: Cross multiply
   10,739.09x = 14,824.60 × 10,066.59
4. Step 4: Simplify right side
   10,739.09x = 149,233,144.95
5. Step 5: Solve for x
   x = 149,233,144.95/10,739.09
6. Step 6: Final answer
   x = 13,896.25