Finding the Fourth Proportional to 19,123.25, 28,688.12 and 5,973.04

Step by Step Solution

1. Step 1: Write the proportion equation
   19,123.25 : 28,688.12 = 5,973.04 : x
2. Step 2: Convert to fraction form
   19,123.25/28,688.12 = 5,973.04/x
3. Step 3: Cross multiply
   19,123.25x = 28,688.12 × 5,973.04
4. Step 4: Simplify right side
   19,123.25x = 171,355,114.98
5. Step 5: Solve for x
   x = 171,355,114.98/19,123.25
6. Step 6: Final answer
   x = 8,960.56