Finding the Fourth Proportional to 13,460.76, 20,185.74 and 5,564.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,460.76 : 20,185.74 = 5,564.50 : x
2. Step 2: Convert to fraction form
   13,460.76/20,185.74 = 5,564.50/x
3. Step 3: Cross multiply
   13,460.76x = 20,185.74 × 5,564.50
4. Step 4: Simplify right side
   13,460.76x = 112,323,550.23
5. Step 5: Solve for x
   x = 112,323,550.23/13,460.76
6. Step 6: Final answer
   x = 8,344.52