Finding the Fourth Proportional to 10,123.36, 13,989.53 and 7,300.00

Step by Step Solution

1. Step 1: Write the proportion equation
   10,123.36 : 13,989.53 = 7,300.00 : x
2. Step 2: Convert to fraction form
   10,123.36/13,989.53 = 7,300.00/x
3. Step 3: Cross multiply
   10,123.36x = 13,989.53 × 7,300.00
4. Step 4: Simplify right side
   10,123.36x = 102,123,552.28
5. Step 5: Solve for x
   x = 102,123,552.28/10,123.36
6. Step 6: Final answer
   x = 10,087.91