Finding the Fourth Proportional to 6,444.94, 8,887.27 and 4,769.86

Step by Step Solution

1. Step 1: Write the proportion equation
   6,444.94 : 8,887.27 = 4,769.86 : x
2. Step 2: Convert to fraction form
   6,444.94/8,887.27 = 4,769.86/x
3. Step 3: Cross multiply
   6,444.94x = 8,887.27 × 4,769.86
4. Step 4: Simplify right side
   6,444.94x = 42,390,978.81
5. Step 5: Solve for x
   x = 42,390,978.81/6,444.94
6. Step 6: Final answer
   x = 6,577.41