Finding the Fourth Proportional to 14,469.32, 21,698.46 and 5,107.59

Step by Step Solution

1. Step 1: Write the proportion equation
   14,469.32 : 21,698.46 = 5,107.59 : x
2. Step 2: Convert to fraction form
   14,469.32/21,698.46 = 5,107.59/x
3. Step 3: Cross multiply
   14,469.32x = 21,698.46 × 5,107.59
4. Step 4: Simplify right side
   14,469.32x = 110,826,837.31
5. Step 5: Solve for x
   x = 110,826,837.31/14,469.32
6. Step 6: Final answer
   x = 7,659.44