Finding the Fourth Proportional to 13,429.71, 20,124.05 and 5,634.27

Step by Step Solution

1. Step 1: Write the proportion equation
   13,429.71 : 20,124.05 = 5,634.27 : x
2. Step 2: Convert to fraction form
   13,429.71/20,124.05 = 5,634.27/x
3. Step 3: Cross multiply
   13,429.71x = 20,124.05 × 5,634.27
4. Step 4: Simplify right side
   13,429.71x = 113,384,303.02
5. Step 5: Solve for x
   x = 113,384,303.02/13,429.71
6. Step 6: Final answer
   x = 8,442.80