Finding the Fourth Proportional to 19,875.83, 27,429.16 and 10,923.56

Step by Step Solution

1. Step 1: Write the proportion equation
   19,875.83 : 27,429.16 = 10,923.56 : x
2. Step 2: Convert to fraction form
   19,875.83/27,429.16 = 10,923.56/x
3. Step 3: Cross multiply
   19,875.83x = 27,429.16 × 10,923.56
4. Step 4: Simplify right side
   19,875.83x = 299,624,116.27
5. Step 5: Solve for x
   x = 299,624,116.27/19,875.83
6. Step 6: Final answer
   x = 15,074.80