Finding the Fourth Proportional to 10,774.86, 16,056.62 and 10,684.14

Step by Step Solution

1. Step 1: Write the proportion equation
   10,774.86 : 16,056.62 = 10,684.14 : x
2. Step 2: Convert to fraction form
   10,774.86/16,056.62 = 10,684.14/x
3. Step 3: Cross multiply
   10,774.86x = 16,056.62 × 10,684.14
4. Step 4: Simplify right side
   10,774.86x = 171,551,122.59
5. Step 5: Solve for x
   x = 171,551,122.59/10,774.86
6. Step 6: Final answer
   x = 15,921.42