Finding the Fourth Proportional to 9,789.69, 14,681.05 and 3,548.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,789.69 : 14,681.05 = 3,548.09 : x
2. Step 2: Convert to fraction form
   9,789.69/14,681.05 = 3,548.09/x
3. Step 3: Cross multiply
   9,789.69x = 14,681.05 × 3,548.09
4. Step 4: Simplify right side
   9,789.69x = 52,089,631.95
5. Step 5: Solve for x
   x = 52,089,631.95/9,789.69
6. Step 6: Final answer
   x = 5,320.86