Finding the Fourth Proportional to 9,905.01, 14,858.73 and 3,663.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,905.01 : 14,858.73 = 3,663.96 : x
2. Step 2: Convert to fraction form
   9,905.01/14,858.73 = 3,663.96/x
3. Step 3: Cross multiply
   9,905.01x = 14,858.73 × 3,663.96
4. Step 4: Simplify right side
   9,905.01x = 54,441,792.37
5. Step 5: Solve for x
   x = 54,441,792.37/9,905.01
6. Step 6: Final answer
   x = 5,496.39