Finding the Fourth Proportional to 6,484.28, 8,948.72 and 4,888.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,484.28 : 8,948.72 = 4,888.10 : x
2. Step 2: Convert to fraction form
   6,484.28/8,948.72 = 4,888.10/x
3. Step 3: Cross multiply
   6,484.28x = 8,948.72 × 4,888.10
4. Step 4: Simplify right side
   6,484.28x = 43,742,272.82
5. Step 5: Solve for x
   x = 43,742,272.82/6,484.28
6. Step 6: Final answer
   x = 6,745.90