Finding the Fourth Proportional to 13,101.84, 19,630.86 and 5,695.20

Step by Step Solution

1. Step 1: Write the proportion equation
   13,101.84 : 19,630.86 = 5,695.20 : x
2. Step 2: Convert to fraction form
   13,101.84/19,630.86 = 5,695.20/x
3. Step 3: Cross multiply
   13,101.84x = 19,630.86 × 5,695.20
4. Step 4: Simplify right side
   13,101.84x = 111,801,673.87
5. Step 5: Solve for x
   x = 111,801,673.87/13,101.84
6. Step 6: Final answer
   x = 8,533.28