Finding the Fourth Proportional to 19,561.56, 29,344.61 and 7,087.46

Step by Step Solution

1. Step 1: Write the proportion equation
   19,561.56 : 29,344.61 = 7,087.46 : x
2. Step 2: Convert to fraction form
   19,561.56/29,344.61 = 7,087.46/x
3. Step 3: Cross multiply
   19,561.56x = 29,344.61 × 7,087.46
4. Step 4: Simplify right side
   19,561.56x = 207,978,620.59
5. Step 5: Solve for x
   x = 207,978,620.59/19,561.56
6. Step 6: Final answer
   x = 10,632.01