Finding the Fourth Proportional to 9,581.73, 13,220.81 and 5,602.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,581.73 : 13,220.81 = 5,602.06 : x
2. Step 2: Convert to fraction form
   9,581.73/13,220.81 = 5,602.06/x
3. Step 3: Cross multiply
   9,581.73x = 13,220.81 × 5,602.06
4. Step 4: Simplify right side
   9,581.73x = 74,063,742.86
5. Step 5: Solve for x
   x = 74,063,742.86/9,581.73
6. Step 6: Final answer
   x = 7,729.69