Finding the Fourth Proportional to 13,796.83, 20,698.30 and 5,031.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,796.83 : 20,698.30 = 5,031.72 : x
2. Step 2: Convert to fraction form
   13,796.83/20,698.30 = 5,031.72/x
3. Step 3: Cross multiply
   13,796.83x = 20,698.30 × 5,031.72
4. Step 4: Simplify right side
   13,796.83x = 104,148,056.37
5. Step 5: Solve for x
   x = 104,148,056.37/13,796.83
6. Step 6: Final answer
   x = 7,548.69