Finding the Fourth Proportional to 14,945.86, 22,407.81 and 7,160.14

Step by Step Solution

1. Step 1: Write the proportion equation
   14,945.86 : 22,407.81 = 7,160.14 : x
2. Step 2: Convert to fraction form
   14,945.86/22,407.81 = 7,160.14/x
3. Step 3: Cross multiply
   14,945.86x = 22,407.81 × 7,160.14
4. Step 4: Simplify right side
   14,945.86x = 160,443,056.69
5. Step 5: Solve for x
   x = 160,443,056.69/14,945.86
6. Step 6: Final answer
   x = 10,734.95