Finding the Fourth Proportional to 9,900.72, 14,842.44 and 4,053.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,900.72 : 14,842.44 = 4,053.24 : x
2. Step 2: Convert to fraction form
   9,900.72/14,842.44 = 4,053.24/x
3. Step 3: Cross multiply
   9,900.72x = 14,842.44 × 4,053.24
4. Step 4: Simplify right side
   9,900.72x = 60,159,971.51
5. Step 5: Solve for x
   x = 60,159,971.51/9,900.72
6. Step 6: Final answer
   x = 6,076.32