Finding the Fourth Proportional to 12,869.48, 19,315.29 and 7,333.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,869.48 : 19,315.29 = 7,333.94 : x
2. Step 2: Convert to fraction form
   12,869.48/19,315.29 = 7,333.94/x
3. Step 3: Cross multiply
   12,869.48x = 19,315.29 × 7,333.94
4. Step 4: Simplify right side
   12,869.48x = 141,657,081.37
5. Step 5: Solve for x
   x = 141,657,081.37/12,869.48
6. Step 6: Final answer
   x = 11,007.22