Finding the Fourth Proportional to 9,729.84, 14,601.80 and 3,888.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,729.84 : 14,601.80 = 3,888.12 : x
2. Step 2: Convert to fraction form
   9,729.84/14,601.80 = 3,888.12/x
3. Step 3: Cross multiply
   9,729.84x = 14,601.80 × 3,888.12
4. Step 4: Simplify right side
   9,729.84x = 56,773,550.62
5. Step 5: Solve for x
   x = 56,773,550.62/9,729.84
6. Step 6: Final answer
   x = 5,834.99