Finding the Fourth Proportional to 10,916.96, 15,053.48 and 7,374.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,916.96 : 15,053.48 = 7,374.02 : x
2. Step 2: Convert to fraction form
   10,916.96/15,053.48 = 7,374.02/x
3. Step 3: Cross multiply
   10,916.96x = 15,053.48 × 7,374.02
4. Step 4: Simplify right side
   10,916.96x = 111,004,550.45
5. Step 5: Solve for x
   x = 111,004,550.45/10,916.96
6. Step 6: Final answer
   x = 10,168.09