Finding the Fourth Proportional to 9,799.79, 14,699.61 and 3,956.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,799.79 : 14,699.61 = 3,956.31 : x
2. Step 2: Convert to fraction form
   9,799.79/14,699.61 = 3,956.31/x
3. Step 3: Cross multiply
   9,799.79x = 14,699.61 × 3,956.31
4. Step 4: Simplify right side
   9,799.79x = 58,156,214.04
5. Step 5: Solve for x
   x = 58,156,214.04/9,799.79
6. Step 6: Final answer
   x = 5,934.44