Finding the Fourth Proportional to 11,310.05, 15,597.64 and 7,061.49

Step by Step Solution

1. Step 1: Write the proportion equation
   11,310.05 : 15,597.64 = 7,061.49 : x
2. Step 2: Convert to fraction form
   11,310.05/15,597.64 = 7,061.49/x
3. Step 3: Cross multiply
   11,310.05x = 15,597.64 × 7,061.49
4. Step 4: Simplify right side
   11,310.05x = 110,142,561.23
5. Step 5: Solve for x
   x = 110,142,561.23/11,310.05
6. Step 6: Final answer
   x = 9,738.47