Finding the Fourth Proportional to 14,109.08, 19,470.56 and 7,821.48

Step by Step Solution

1. Step 1: Write the proportion equation
   14,109.08 : 19,470.56 = 7,821.48 : x
2. Step 2: Convert to fraction form
   14,109.08/19,470.56 = 7,821.48/x
3. Step 3: Cross multiply
   14,109.08x = 19,470.56 × 7,821.48
4. Step 4: Simplify right side
   14,109.08x = 152,288,595.63
5. Step 5: Solve for x
   x = 152,288,595.63/14,109.08
6. Step 6: Final answer
   x = 10,793.66