Finding the Fourth Proportional to 10,746.27, 16,113.94 and 10,291.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,746.27 : 16,113.94 = 10,291.86 : x
2. Step 2: Convert to fraction form
   10,746.27/16,113.94 = 10,291.86/x
3. Step 3: Cross multiply
   10,746.27x = 16,113.94 × 10,291.86
4. Step 4: Simplify right side
   10,746.27x = 165,842,388.80
5. Step 5: Solve for x
   x = 165,842,388.80/10,746.27
6. Step 6: Final answer
   x = 15,432.55