Finding the Fourth Proportional to 9,788.88, 14,684.72 and 3,945.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,788.88 : 14,684.72 = 3,945.04 : x
2. Step 2: Convert to fraction form
   9,788.88/14,684.72 = 3,945.04/x
3. Step 3: Cross multiply
   9,788.88x = 14,684.72 × 3,945.04
4. Step 4: Simplify right side
   9,788.88x = 57,931,807.79
5. Step 5: Solve for x
   x = 57,931,807.79/9,788.88
6. Step 6: Final answer
   x = 5,918.12