Finding the Fourth Proportional to 22,100.58, 30,456.81 and 15,802.02

Step by Step Solution

1. Step 1: Write the proportion equation
   22,100.58 : 30,456.81 = 15,802.02 : x
2. Step 2: Convert to fraction form
   22,100.58/30,456.81 = 15,802.02/x
3. Step 3: Cross multiply
   22,100.58x = 30,456.81 × 15,802.02
4. Step 4: Simplify right side
   22,100.58x = 481,279,120.76
5. Step 5: Solve for x
   x = 481,279,120.76/22,100.58
6. Step 6: Final answer
   x = 21,776.76