Finding the Fourth Proportional to 9,776.68, 14,659.72 and 3,448.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,776.68 : 14,659.72 = 3,448.38 : x
2. Step 2: Convert to fraction form
   9,776.68/14,659.72 = 3,448.38/x
3. Step 3: Cross multiply
   9,776.68x = 14,659.72 × 3,448.38
4. Step 4: Simplify right side
   9,776.68x = 50,552,331.61
5. Step 5: Solve for x
   x = 50,552,331.61/9,776.68
6. Step 6: Final answer
   x = 5,170.71