Finding the Fourth Proportional to 5,300.32, 7,962.78 and 3,110.60

Step by Step Solution

1. Step 1: Write the proportion equation
   5,300.32 : 7,962.78 = 3,110.60 : x
2. Step 2: Convert to fraction form
   5,300.32/7,962.78 = 3,110.60/x
3. Step 3: Cross multiply
   5,300.32x = 7,962.78 × 3,110.60
4. Step 4: Simplify right side
   5,300.32x = 24,769,023.47
5. Step 5: Solve for x
   x = 24,769,023.47/5,300.32
6. Step 6: Final answer
   x = 4,673.12