Finding the Fourth Proportional to 9,858.57, 14,788.56 and 3,103.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,858.57 : 14,788.56 = 3,103.57 : x
2. Step 2: Convert to fraction form
   9,858.57/14,788.56 = 3,103.57/x
3. Step 3: Cross multiply
   9,858.57x = 14,788.56 × 3,103.57
4. Step 4: Simplify right side
   9,858.57x = 45,897,331.16
5. Step 5: Solve for x
   x = 45,897,331.16/9,858.57
6. Step 6: Final answer
   x = 4,655.58