Finding the Fourth Proportional to 13,404.69, 20,100.96 and 4,633.40

Step by Step Solution

1. Step 1: Write the proportion equation
   13,404.69 : 20,100.96 = 4,633.40 : x
2. Step 2: Convert to fraction form
   13,404.69/20,100.96 = 4,633.40/x
3. Step 3: Cross multiply
   13,404.69x = 20,100.96 × 4,633.40
4. Step 4: Simplify right side
   13,404.69x = 93,135,838.32
5. Step 5: Solve for x
   x = 93,135,838.32/13,404.69
6. Step 6: Final answer
   x = 6,948.00