Finding the Fourth Proportional to 10,846.15, 16,274.67 and 4,277.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,846.15 : 16,274.67 = 4,277.05 : x
2. Step 2: Convert to fraction form
   10,846.15/16,274.67 = 4,277.05/x
3. Step 3: Cross multiply
   10,846.15x = 16,274.67 × 4,277.05
4. Step 4: Simplify right side
   10,846.15x = 69,607,577.32
5. Step 5: Solve for x
   x = 69,607,577.32/10,846.15
6. Step 6: Final answer
   x = 6,417.72