Finding the Fourth Proportional to 12,802.59, 19,224.72 and 7,903.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,802.59 : 19,224.72 = 7,903.37 : x
2. Step 2: Convert to fraction form
   12,802.59/19,224.72 = 7,903.37/x
3. Step 3: Cross multiply
   12,802.59x = 19,224.72 × 7,903.37
4. Step 4: Simplify right side
   12,802.59x = 151,940,123.37
5. Step 5: Solve for x
   x = 151,940,123.37/12,802.59
6. Step 6: Final answer
   x = 11,867.92