Finding the Fourth Proportional to 11,561.69, 17,345.27 and 3,770.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,561.69 : 17,345.27 = 3,770.50 : x
2. Step 2: Convert to fraction form
   11,561.69/17,345.27 = 3,770.50/x
3. Step 3: Cross multiply
   11,561.69x = 17,345.27 × 3,770.50
4. Step 4: Simplify right side
   11,561.69x = 65,400,321.68
5. Step 5: Solve for x
   x = 65,400,321.68/11,561.69
6. Step 6: Final answer
   x = 5,656.64