Finding the Fourth Proportional to 13,100.84, 19,629.36 and 5,694.20

Step by Step Solution

1. Step 1: Write the proportion equation
   13,100.84 : 19,629.36 = 5,694.20 : x
2. Step 2: Convert to fraction form
   13,100.84/19,629.36 = 5,694.20/x
3. Step 3: Cross multiply
   13,100.84x = 19,629.36 × 5,694.20
4. Step 4: Simplify right side
   13,100.84x = 111,773,501.71
5. Step 5: Solve for x
   x = 111,773,501.71/13,100.84
6. Step 6: Final answer
   x = 8,531.78