Finding the Fourth Proportional to 10,756.86, 16,106.13 and 5,551.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,756.86 : 16,106.13 = 5,551.74 : x
2. Step 2: Convert to fraction form
   10,756.86/16,106.13 = 5,551.74/x
3. Step 3: Cross multiply
   10,756.86x = 16,106.13 × 5,551.74
4. Step 4: Simplify right side
   10,756.86x = 89,417,046.17
5. Step 5: Solve for x
   x = 89,417,046.17/10,756.86
6. Step 6: Final answer
   x = 8,312.56