Finding the Fourth Proportional to 9,477.86, 14,219.52 and 3,930.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,477.86 : 14,219.52 = 3,930.17 : x
2. Step 2: Convert to fraction form
   9,477.86/14,219.52 = 3,930.17/x
3. Step 3: Cross multiply
   9,477.86x = 14,219.52 × 3,930.17
4. Step 4: Simplify right side
   9,477.86x = 55,885,158.23
5. Step 5: Solve for x
   x = 55,885,158.23/9,477.86
6. Step 6: Final answer
   x = 5,896.39