Finding the Fourth Proportional to 9,748.89, 14,628.81 and 3,905.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,748.89 : 14,628.81 = 3,905.97 : x
2. Step 2: Convert to fraction form
   9,748.89/14,628.81 = 3,905.97/x
3. Step 3: Cross multiply
   9,748.89x = 14,628.81 × 3,905.97
4. Step 4: Simplify right side
   9,748.89x = 57,139,693.00
5. Step 5: Solve for x
   x = 57,139,693.00/9,748.89
6. Step 6: Final answer
   x = 5,861.15