Finding the Fourth Proportional to 10,888.05, 15,030.11 and 7,356.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,888.05 : 15,030.11 = 7,356.05 : x
2. Step 2: Convert to fraction form
   10,888.05/15,030.11 = 7,356.05/x
3. Step 3: Cross multiply
   10,888.05x = 15,030.11 × 7,356.05
4. Step 4: Simplify right side
   10,888.05x = 110,562,198.89
5. Step 5: Solve for x
   x = 110,562,198.89/10,888.05
6. Step 6: Final answer
   x = 10,154.45