Finding the Fourth Proportional to 8,419.55, 12,602.25 and 5,601.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,419.55 : 12,602.25 = 5,601.83 : x
2. Step 2: Convert to fraction form
   8,419.55/12,602.25 = 5,601.83/x
3. Step 3: Cross multiply
   8,419.55x = 12,602.25 × 5,601.83
4. Step 4: Simplify right side
   8,419.55x = 70,595,599.11
5. Step 5: Solve for x
   x = 70,595,599.11/8,419.55
6. Step 6: Final answer
   x = 8,384.73