Finding the Fourth Proportional to 9,053.43, 12,494.54 and 5,277.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,053.43 : 12,494.54 = 5,277.81 : x
2. Step 2: Convert to fraction form
   9,053.43/12,494.54 = 5,277.81/x
3. Step 3: Cross multiply
   9,053.43x = 12,494.54 × 5,277.81
4. Step 4: Simplify right side
   9,053.43x = 65,943,848.41
5. Step 5: Solve for x
   x = 65,943,848.41/9,053.43
6. Step 6: Final answer
   x = 7,283.86